18.6
Hand Speed (max)
1/31/26
CLASS OF 2028
3B
RHP
Gavin
Hasselbrink
Westosha Central (HS) • WI
5' 7" • 138.7LBS
R/R • 15yr 9mo
Travel Team: Puma Academy 15U Black
5' 7" • 138.7LBSR/R • 15yr 9mo
Travel Team: Puma Academy 15U Black
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
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Best Of Stats
61.4
Bat Speed (max)
1/31/26
15.1
Rot. Acc (max)
1/31/26
-
Hard Hit %
79.8
Exit Velocity (max)
1/31/26
74.4
Exit Velocity (avg)
1/31/26
268
Distance (max)
1/31/26
80
Sweet Spot %
1/31/26
-
60-yd
4.32
30-yd
1/31/26
1.93
10-yd
1/31/26
-
Run speed (max)
77
INF Velo
1/31/26
-
OF Velo
-
C Velo
-
Pop Time
Fastball
74.2
Velocity (max)
1/31/26
72.4 - 74.2
Velo Range
1/31/26
1818
Spin Rate (avg)
1/31/26
Changeup
66.3 - 67.4
Velo Range
1/31/26
1537
Spin Rate (avg)
1/31/26
Curveball
66 - 66
Velo Range
6/12/25
1791
Spin Rate (avg)
1/31/26
Slider
63 - 64
Velo Range
1/31/26
1881
Spin Rate (avg)
1/31/26
Positional Tools
2026
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Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
77.0
Hitting
2026
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
79.8
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.4
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
268
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
204
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
22.8149
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.
Kenosha Preseason ID
Jan 31, 2026
Trackman - Hitting
79.8
Exit Velocity (max)
74.4
Exit Velocity (avg)
204
Distance (avg)
268
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2026
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
18.6
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
17.8
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
61.4
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
58.2
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.
Kenosha Preseason ID
Jan 31, 2026
Blast - Hitting
18.6
Hand Speed (max)
17.8
Hand Speed (avg)
61.4
Bat Speed (max)
58.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.4
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).
1818
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.
24.8
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).
63.5
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).
1791
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).
66.9
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).
1537
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).
63.6
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).
1881
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.7
Splitter
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).
1311
Splitter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Kenosha Preseason ID
Jan 31, 2026
Trackman - Fastball
74.2
Velocity (max)
72.4 - 74.2
Velo Range
70.7
Eff Velocity (avg)
1,869
Spin Rate (max)
1,818
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
64.6
Velocity (max)
62.3 - 64.6
Velo Range
60.6
Eff Velocity (avg)
1,795
Spin Rate (max)
1,791
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Slider
63.8
Velocity (max)
63.5 - 63.8
Velo Range
60.4
Eff Velocity (avg)
1,908
Spin Rate (max)
1,881
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
67.5
Velocity (max)
66.3 - 67.4
Velo Range
64.3
Eff Velocity (avg)
1,602
Spin Rate (max)
1,537
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Splitter
67.3
Velocity (max)
64.6 - 67.1
Velo Range
62.6
Eff Velocity (avg)
1,021
Spin Rate (max)
1,311
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2026
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
63.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
63.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
68.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
60.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.0
Game Performance
2026
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.93
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.32
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.
Vizual Edge
2026
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.
80.32
Pitch Ai
Notes
Comments
Draft Reports
Contact
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Physical
2026
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: 3B/RHP
Body: 5-7, 139-pounds. Well proportioned, strong, athletic.
Delivery: Uptempo with balance, repeats it.
Arm Action: RH. Full circle, online, 3/4 slot, repeats it.
FB: T74, 72-74 mph. Two-seam, running action. T1869, 1818 average rpm.
CB: 62-65 mph. Tight lateral action, some feel for the zone. T1795, 1791 average rpm.
SL: 63-64 mph. Can land, shows feel for the pitch. T1908, 1881 average rpm.
CH: 66-67 mph. Fading action thrown out of the same window. T1602, 1537 average rpm.
SPLT: 65-67 mph. Splitter action, kills spin.
ATH: 1.93 and 4.32 in the 10 and 30 yard splits. 18.80 max vertical.
Positional Profile: 3B/RHP
Body: 5-7, 139-pounds. Well proportioned, strong, athletic.
Hit: RHH. Wide setup, open stance, knee knock trigger that gains ground. Controlled crash into the ball, flat swing with quick hands, ball jumps off the bat, gap to gap approach. 58.2 mph bat speed with 14 G's of rotational acceleration.
Power: 80 max exit velocity, averaged 74.4 mph. 268' max distance.
Arm: RH. INF-77 mph. High 3/4 slot, quick arm, accurate, can throw from multiple angles.
Defense: Attacks the baseball, two hand gather out front.
ATH: 1.93 and 4.32 in the 10 and 30 yard splits. 18.80 max vertical.
Vizual Edge: 80.32 Edge Score