73.4
Velocity (max)
7/08/25
CLASS OF 2028
LHP
OF
Kai
Weiner
Gerstell Academy (HS) • MD
5' 8" • 130LBS
L/L • 16yr 7mo
Travel Team: Impact Baseball MD
5' 8" • 130LBSL/L • 16yr 7mo
Travel Team: Impact Baseball MD
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
71.4 - 73.4
Velo Range
7/08/25
1908
Spin Rate (avg)
7/08/25
Changeup
64.8 - 67.5
Velo Range
7/08/25
1417
Spin Rate (avg)
7/08/25
Curveball
59.5 - 60.4
Velo Range
7/08/25
2093
Spin Rate (avg)
7/08/25
Slider
63.7 - 65.4
Velo Range
7/08/25
2437
Spin Rate (avg)
7/08/25
79.5
Exit Velocity (max)
7/08/25
68.7
Exit Velocity (avg)
7/08/25
262
Distance (max)
7/08/25
45
Sweet Spot %
7/08/25
21.6
Hand Speed (max)
7/08/25
64.2
Bat Speed (max)
7/08/25
24.4
Rot. Acc (max)
7/08/25
-
Hard Hit %
8.21
60-yd
7/08/25
4.42
30-yd
7/08/25
1.91
10-yd
7/08/25
16.3
Run speed (max)
7/08/25
-
INF Velo
74
OF Velo
7/08/25
-
C Velo
-
Pop Time
Positional Tools
2025
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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).
74.0
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
79.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
68.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
262
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
146
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.5675
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.
2025 MD/DE Summer ID West
Jul 8, 2025
Trackman - Hitting
79.5
Exit Velocity (max)
68.7
Exit Velocity (avg)
146
Distance (avg)
262
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.6
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.3
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
64.2
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
58.0
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.
2025 MD/DE Summer ID West
Jul 8, 2025
Blast - Hitting
21.6
Hand Speed (max)
20.3
Hand Speed (avg)
64.2
Bat Speed (max)
58.0
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).
73.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
72.5
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).
1908
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.
26.3
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).
59.9
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).
2093
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).
66.2
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).
1417
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).
64.4
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).
2437
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).
2025 MD/DE Summer ID West
Jul 8, 2025
Trackman - Fastball
73.4
Velocity (max)
71.4 - 73.4
Velo Range
69.5
Eff Velocity (avg)
2,029
Spin Rate (max)
1,908
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
60.4
Velocity (max)
59.5 - 60.4
Velo Range
57.1
Eff Velocity (avg)
2,103
Spin Rate (max)
2,093
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Slider
65.6
Velocity (max)
63.7 - 65.4
Velo Range
61.5
Eff Velocity (avg)
2,495
Spin Rate (max)
2,437
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
67.5
Velocity (max)
64.8 - 67.5
Velo Range
64.2
Eff Velocity (avg)
1,510
Spin Rate (max)
1,417
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
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).
73.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
60.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
64.5
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.91
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.42
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
8.21
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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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.