@ZacKruper 22
Hand Speed (max)
2/01/26
CLASS OF 2028
OF
LHP
Zac
Kruper
Anchor Bay (HS) • MI
5' 7" • 162LBS
L/L • 16yr 10mo
Travel Team: Motor City Hitdogs Matos 16u
5' 7" • 162LBS
L/L • 16yr 10mo
Travel Team: Motor City Hitdogs Matos 16u
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
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Best Of Stats
69.3
Bat Speed (max)
2/01/26
22
Rot. Acc (max)
2/01/26
73
Hard Hit %
2/01/26
96.3
Exit Velocity (max)
2/01/26
91.6
Exit Velocity (avg)
2/01/26
377
Distance (max)
2/01/26
73
Sweet Spot %
2/01/26
6.90
60-yd
7/22/26
3.84
30-yd
7/22/26
1.65
10-yd
7/01/25
20.5
Run speed (max)
8/01/25
-
INF Velo
84
OF Velo
2/01/26
-
C Velo
-
Pop Time
Fastball
79
Velocity (max)
8/01/25
75.9 - 78.4
Velo Range
8/01/25
1943
Spin Rate (avg)
3/16/24
Changeup
61.4 - 66.2
Velo Range
3/16/24
1442
Spin Rate (avg)
3/16/24
Curveball
63 - 66.6
Velo Range
8/01/25
1796
Spin Rate (avg)
8/01/25
Slider
63 - 67
Velo Range
7/24/24
1446
Spin Rate (avg)
7/24/24
Positional Tools
2026
2025
2024
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Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
84.0
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
83.0
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.28
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
79.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
12.5
Hitting
2026
2025
2024
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
96.3
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
87.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
377
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
242
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
24.2608
Hard Hit %
Percentage of batted balls with exit velocities over 90 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
91.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
291
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
207
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
19.2929
Hard Hit %
Percentage of batted balls with exit velocities over 90 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
91.0
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
73.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
279
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
133
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
11.5038
Hard Hit %
Percentage of batted balls with exit velocities over 90 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
2026 Michigan Top Prospect Games - Session 1 (Invite Only)
Jun 15, 2026
Trackman - Hitting
90.6
Exit Velocity (max)
83.5
Exit Velocity (avg)
211
Distance (avg)
307
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2026 Eastern Michigan Preseason All-State 1 (Invite-Only)
Feb 1, 2026
Trackman - Hitting
96.3
Exit Velocity (max)
91.6
Exit Velocity (avg)
273
Distance (avg)
377
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Trackman - Hitting
91.1
Exit Velocity (max)
77.3
Exit Velocity (avg)
189
Distance (avg)
291
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Michigan Underclass Games (Invite Only)
Jul 1, 2025
Trackman - Hitting
90.0
Exit Velocity (max)
78.1
Exit Velocity (avg)
227
Distance (avg)
289
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Trackman - Hitting
91.0
Exit Velocity (max)
78.1
Exit Velocity (avg)
164
Distance (avg)
279
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2024 Michigan Junior State Games (Invite Only)
Jun 24, 2024
Trackman - Hitting
86.3
Exit Velocity (max)
75.0
Exit Velocity (avg)
146
Distance (avg)
272
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %
2024 Michigan Rising Stars ID
Mar 16, 2024
Trackman - Hitting
77.1
Exit Velocity (max)
67.2
Exit Velocity (avg)
91
Distance (avg)
199
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2026
2025
2024
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
69.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
63.5
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.3
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.3
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
66.6
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
63.7
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
19.5
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
17.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
65.4
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
62.1
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
2026 Michigan Top Prospect Games - Session 1 (Invite Only)
Jun 15, 2026
Blast - Hitting
21.0
Hand Speed (max)
19.1
Hand Speed (avg)
66.5
Bat Speed (max)
61.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2026 Eastern Michigan Preseason All-State 1 (Invite-Only)
Feb 1, 2026
Blast - Hitting
22.0
Hand Speed (max)
20.9
Hand Speed (avg)
69.3
Bat Speed (max)
65.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Blast - Hitting
19.9
Hand Speed (max)
19.5
Hand Speed (avg)
66.0
Bat Speed (max)
64.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 Michigan Underclass Games (Invite Only)
Jul 1, 2025
Blast - Hitting
21.3
Hand Speed (max)
19.1
Hand Speed (avg)
66.6
Bat Speed (max)
63.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Michigan Junior State Games (Invite Only)
Jun 24, 2024
Blast - Hitting
19.5
Hand Speed (max)
18.6
Hand Speed (avg)
65.4
Bat Speed (max)
63.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Michigan Rising Stars ID
Mar 16, 2024
Blast - Hitting
18.2
Hand Speed (max)
17.1
Hand Speed (avg)
65.2
Bat Speed (max)
60.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.2
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1903
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
24.7
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.0
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1796
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.0
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1904
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
25.7
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
60.8
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1576
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
64.9
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1438
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.1
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1446
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Sinker
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.2
Sinker
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1306
Sinker
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Trackman - Fastball
79.0
Velocity (max)
75.9 - 78.4
Velo Range
74.6
Eff Velocity (avg)
2,005
Spin Rate (max)
1,903
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
66.6
Velocity (max)
63.0 - 66.6
Velo Range
62.5
Eff Velocity (avg)
1,989
Spin Rate (max)
1,796
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Trackman - Fastball
75.7
Velocity (max)
72.6 - 75.1
Velo Range
71.8
Eff Velocity (avg)
1,994
Spin Rate (max)
1,902
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
64.4
Velocity (max)
59.8 - 64.2
Velo Range
60.0
Eff Velocity (avg)
1,536
Spin Rate (max)
1,433
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
67.0
Velocity (max)
63.0 - 67.0
Velo Range
63.7
Eff Velocity (avg)
1,661
Spin Rate (max)
1,446
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Sinker
65.2
Velocity (max)
63.4
Eff Velocity (avg)
1,306
Spin Rate (max)
1,306
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
2024 Michigan Junior State Games (Invite Only)
Jun 24, 2024
Trackman - Fastball
74.8
Velocity (max)
73.0 - 74.4
Velo Range
71.2
Eff Velocity (avg)
1,970
Spin Rate (max)
1,883
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
65.4
Velocity (max)
58.7 - 63.2
Velo Range
58.2
Eff Velocity (avg)
1,762
Spin Rate (max)
1,605
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
67.9
Velocity (max)
66.1
Eff Velocity (avg)
1,420
Spin Rate (max)
1,420
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
2024 Michigan Rising Stars ID
Mar 16, 2024
Trackman - Fastball
75.6
Velocity (max)
74.3 - 75.3
Velo Range
71.2
Eff Velocity (avg)
1,981
Spin Rate (max)
1,943
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
59.6
Velocity (max)
57.2 - 59.6
Velo Range
55.2
Eff Velocity (avg)
1,810
Spin Rate (max)
1,729
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
66.2
Velocity (max)
61.4 - 66.2
Velo Range
61.1
Eff Velocity (avg)
1,730
Spin Rate (max)
1,442
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
2024
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
76.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.9
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
60.6
Game Performance
2024
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.73
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.08
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.36
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSi
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Swift
1.82
10-yd
4.12
30-yd
7.41
60-yd
18.7
Run speed (max)
2.17
RSI (max)
24.9
Jump Height (max)
2026
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.73
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.84
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
6.9
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSI
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.65
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.91
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
6.91
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
2026 Eastern Michigan Preseason All-State 1 (Invite-Only)
Feb 1, 2026
Vald
1.84
10-yd
4.06
30-yd
7.19
60-yd
19.6
Run speed (max)
1.48
RSI (max)
21.6
Jump Height (max)
Vizual Edge
2025
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
68.91
Pitch Ai
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Physical
2025
2024
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Positional Profile: OF/LHP
Body: 5-7, 162-pounds.
Hit: LHH
Power: 91 max exit velocity, averaged 83.5 mph. 307' max distance.
Arm: LH. OF-79 mph.
ATH: 6.96 runner in the 60. 1.75 and 3.91 in the 10 and 30 yard splits.
Positional Profile: OF/LHP
Body: 5-7, 162-pounds.
Hit: LHH
Arm: LH. OF-84 mph.
Solid arm from the OF, fields the ball infront of his body. Slow delivery with a high leg lift. Good arm action. High hands with a big leg kick. Quick hands through the zone and makes loud contact.