@kolbygrinbsball 88.6
Exit Velocity (max)
5/27/25
CLASS OF 2026
C
OF
Kolby
Grinsteiner
Edmond North (HS) • OK
6' 3" • 196LBS
R/R • 17yr 2mo
Travel Team: Express
6' 3" • 196LBS
R/R • 17yr 2mo
Travel Team: Express
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
79.2
Exit Velocity (avg)
5/27/25
311
Distance (max)
5/27/25
57
Sweet Spot %
5/27/25
6.87
60-yd
5/27/25
3.70
30-yd
5/27/25
1.48
10-yd
5/27/25
19.3
Run speed (max)
5/27/25
-
INF Velo
81
OF Velo
5/27/25
72
C Velo
5/27/25
1.90 - 2.00
Pop Time
5/27/25
Fastball
78.6
Velocity (max)
5/27/25
75.2 - 77.9
Velo Range
5/27/25
1906
Spin Rate (avg)
5/27/25
Changeup
70.6 - 72.6
Velo Range
5/27/25
1383
Spin Rate (avg)
5/27/25
Curveball
67.2 - 69.3
Velo Range
5/27/25
1956
Spin Rate (avg)
5/27/25
Positional Tools
2025
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Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
1.90 - 2.00
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
72.0
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
81.0
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
88.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
79.2
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
311
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
260
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
32.1587
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.
Oklahoma Express Scout Day
May 27, 2025
Trackman - Hitting
88.6
Exit Velocity (max)
79.2
Exit Velocity (avg)
260
Distance (avg)
311
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Hitting
Pitching
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.6
Fastball
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
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).
1906
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.
24.9
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
68.3
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).
1956
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).
71.8
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).
1383
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).
Oklahoma Express Scout Day
May 27, 2025
Trackman - Fastball
78.6
Velocity (max)
75.2 - 77.9
Velo Range
74.3
Eff Velocity (avg)
1,950
Spin Rate (max)
1,906
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
69.3
Velocity (max)
67.2 - 69.3
Velo Range
64.6
Eff Velocity (avg)
1,961
Spin Rate (max)
1,956
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
72.6
Velocity (max)
70.6 - 72.6
Velo Range
70.2
Eff Velocity (avg)
1,440
Spin Rate (max)
1,383
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
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.48
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.7
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
6.87
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
Pitch Ai
Notes
Comments
Draft Reports
Contact
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