@JayShaung11_ 77
Velocity (max)
10/19/25
CLASS OF 2028
LHP
OF
JayShaun
Grabinski
Bay Port (HS) • WI
5' 7" • 135.8LBS
R/L • 15yr 7mo
Travel Team: 5 Star Wisconsin
5' 7" • 135.8LBSR/L • 15yr 7mo
Travel Team: 5 Star Wisconsin
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
75 - 77
Velo Range
10/19/25
2117
Spin Rate (avg)
10/19/25
Changeup
68 - 70
Velo Range
10/19/25
1416
Spin Rate (avg)
10/19/25
Curveball
62 - 63
Velo Range
10/19/25
2037
Spin Rate (avg)
10/19/25
87.5
Exit Velocity (max)
10/19/25
81.7
Exit Velocity (avg)
10/19/25
255
Distance (max)
10/19/25
42
Sweet Spot %
10/19/25
23.6
Hand Speed (max)
10/19/25
68.1
Bat Speed (max)
10/19/25
17.1
Rot. Acc (max)
10/19/25
-
Hard Hit %
7.28
60-yd
10/19/25
4.01
30-yd
10/19/25
1.75
10-yd
10/19/25
18.8
Run speed (max)
10/19/25
-
INF Velo
80
OF Velo
10/19/25
-
C Velo
-
Pop Time
Positional Tools
2025
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.28
Outfield Velocity
The athlete's maximum throwing velocity from an outfield 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.
12.0
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
87.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
81.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
255
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
120
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
5.5049
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.
Northern Wisconsin Fall ID
Oct 19, 2025
Trackman - Hitting
87.5
Exit Velocity (max)
81.7
Exit Velocity (avg)
120
Distance (avg)
255
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %
Hitting
2025
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
23.6
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
68.1
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
64.6
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.
Northern Wisconsin Fall ID
Oct 19, 2025
Blast - Hitting
23.6
Hand Speed (max)
22.1
Hand Speed (avg)
68.1
Bat Speed (max)
64.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
76.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
76.0
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).
1935
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.
25.5
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).
62.4
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).
2037
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).
68.7
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).
1416
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).
Cutter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
66.3
Cutter
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).
2117
Cutter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Northern Wisconsin Fall ID
Oct 19, 2025
Trackman - Fastball
76.7
Velocity (max)
75.2 - 76.7
Velo Range
73.5
Eff Velocity (avg)
2,163
Spin Rate (max)
1,935
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
63.0
Velocity (max)
61.9 - 63.0
Velo Range
59.9
Eff Velocity (avg)
2,120
Spin Rate (max)
2,037
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
70.0
Velocity (max)
67.7 - 69.6
Velo Range
66.1
Eff Velocity (avg)
1,535
Spin Rate (max)
1,416
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Cutter
72.5
Velocity (max)
63.6 - 69.9
Velo Range
64.6
Eff Velocity (avg)
2,242
Spin Rate (max)
2,117
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
2025
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
Pitching Velos
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
77.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.0
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.75
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.01
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.28
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.
Northern Wisconsin Fall ID
Oct 19, 2025
Vald
1.75
10-yd
4.01
30-yd
7.28
60-yd
18.8
Run speed (max)
1.87
RSI (max)
19.8
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.
49.33
Pitch Ai
Notes
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Draft Reports
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Physical
2025
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.