@CollinGros70860 20
Hand Speed (max)
3/01/25
CLASS OF 2027
SS
RHP
Collin
Grosenheider
Williamsville (HS) • IL
5' 11" • 157LBS
R/R • 16yr 7mo
Travel Team: Rhino Roberts
5' 11" • 157LBSR/R • 16yr 7mo
Travel Team: Rhino Roberts
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
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Best Of Stats
69.8
Bat Speed (max)
3/01/25
10.6
Rot. Acc (max)
3/01/25
17
Hard Hit %
3/01/25
92
Exit Velocity (max)
3/01/25
77.1
Exit Velocity (avg)
3/01/25
327
Distance (max)
3/01/25
50
Sweet Spot %
2/21/24
7.22
60-yd
3/01/25
3.97
30-yd
3/01/25
1.70
10-yd
3/01/25
18.9
Run speed (max)
3/01/25
87
INF Velo
3/01/25
-
OF Velo
-
C Velo
-
Pop Time
Fastball
84.4
Velocity (max)
3/01/25
83.5 - 84.2
Velo Range
3/01/25
1920
Spin Rate (avg)
3/01/25
Changeup
74.9 - 76.2
Velo Range
3/01/25
1779
Spin Rate (avg)
3/01/25
Curveball
70 - 71
Velo Range
3/01/25
2064
Spin Rate (avg)
3/01/25
Slider
76 - 77
Velo Range
3/01/25
2176
Spin Rate (avg)
3/01/25
Positional Tools
2025
2024
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.22
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
87.0
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.
12.7
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.57
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
80.0
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.
10.8
Hitting
2025
2024
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
92.0
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
327
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
121
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
9.5218
Hard Hit %
Percentage of batted balls with exit velocities over 95 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).
81.8
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
242
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
132
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
14.9726
Hard Hit %
Percentage of batted balls with exit velocities over 95 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.
Preseason All-State: Underclass (Invite-Only)
Mar 1, 2025
Trackman - Hitting
92.0
Exit Velocity (max)
77.1
Exit Velocity (avg)
121
Distance (avg)
327
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Peoria Preseason ID
Feb 21, 2024
Trackman - Hitting
81.8
Exit Velocity (max)
74.6
Exit Velocity (avg)
132
Distance (avg)
242
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %
Hitting
2025
2024
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
20.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.0
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
69.8
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
66.4
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.
18.4
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
17.7
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
66.2
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
63.6
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.
Preseason All-State: Underclass (Invite-Only)
Mar 1, 2025
Blast - Hitting
20.0
Hand Speed (max)
19.0
Hand Speed (avg)
69.8
Bat Speed (max)
66.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Peoria Preseason ID
Feb 21, 2024
Blast - Hitting
18.4
Hand Speed (max)
17.7
Hand Speed (avg)
66.2
Bat Speed (max)
63.6
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).
84.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
83.8
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).
1920
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.
22.9
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).
70.3
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).
2064
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).
75.4
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).
1779
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).
76.4
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).
2176
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).
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).
78.1
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).
1882
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.
24.1
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).
61.5
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).
1652
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).
67.3
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).
1628
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).
Preseason All-State: Underclass (Invite-Only)
Mar 1, 2025
Trackman - Fastball
84.4
Velocity (max)
83.5 - 84.2
Velo Range
82.9
Eff Velocity (avg)
2,053
Spin Rate (max)
1,920
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
70.6
Velocity (max)
70.1 - 70.5
Velo Range
69.2
Eff Velocity (avg)
2,102
Spin Rate (max)
2,064
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
77.0
Velocity (max)
75.9 - 76.9
Velo Range
75.2
Eff Velocity (avg)
2,185
Spin Rate (max)
2,176
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
76.8
Velocity (max)
74.9 - 76.2
Velo Range
75.0
Eff Velocity (avg)
1,959
Spin Rate (max)
1,779
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Peoria Preseason ID
Feb 21, 2024
Trackman - Fastball
79.0
Velocity (max)
77.4 - 78.9
Velo Range
77.5
Eff Velocity (avg)
2,010
Spin Rate (max)
1,882
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
63.8
Velocity (max)
60.2 - 62.8
Velo Range
60.5
Eff Velocity (avg)
1,838
Spin Rate (max)
1,652
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
69.9
Velocity (max)
65.6 - 69.1
Velo Range
67.4
Eff Velocity (avg)
1,843
Spin Rate (max)
1,628
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
83.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
75.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
81.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.8
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
64.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.5
Game Performance
2024
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.77
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.57
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.7
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.97
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.22
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Vizual Edge
2025
2024
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.
69.06
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.
75.42
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: RHP
Body: 6-0, 145-pounds. Wiry build, long levers
Hit: RHH. Wide base, short stride, gets foot down early. Downhill path, looks to work on top of the baseball. 63.6 mph bat speed with 6 G’s of rotational acceleration.
Power: 82 max exit velocity, averaged 74.6 mph. 242’ max distance.
Arm: RH. INF - 80 mph. Long, loose arm path, 3/4 slot.
Defense: Two-hand gather, fields ball to body, clean transfer, moves well up the middle.
Run: 7.57 runner in the 60.
Positional Profile: RHP
Delivery: High leg lift with tuck and coil, drop/drive delivery, works in-line.
Arm Action: RH. Long arm path, clean, 3/4 slot.
FB: T79, 77-79 mph. Plays with some ride through the zone, clean out of the hand. T2010, 1882 average rpm.
CB: 60-63 mph. 12/6 shape with downer action at times, showed feel. T1838, 1652 average rpm.
CH: 66-69 mph. Cuts at times, developing. T1843, 1628 average rpm.