@kaiw_baseball 83.2
Velocity (max)
9/30/25
CLASS OF 2026
RHP
Kai
Williams
Lawrence Park Collegiate (HS) • ON
6' 4" • 175LBS
R/R • 17yr 7mo
Travel Team: Leaside Leafs 16U Elite
6' 4" • 175LBS
R/R • 17yr 7mo
Travel Team: Leaside Leafs 16U Elite
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
81.7 - 83.2
Velo Range
9/30/25
1968
Spin Rate (avg)
4/26/24
Changeup
70.4 - 72.2
Velo Range
9/30/25
1314
Spin Rate (avg)
9/30/25
Slider
72.2 - 74.7
Velo Range
9/30/25
1662
Spin Rate (avg)
9/30/25
84.5
Exit Velocity (max)
9/26/23
66.9
Exit Velocity (avg)
9/26/23
282
Distance (max)
9/26/23
64
Sweet Spot %
9/26/23
8.19
60-yd
9/26/23
4.41
30-yd
9/26/23
1.82
10-yd
9/26/23
16.2
Run speed (max)
9/26/23
-
INF Velo
71
OF Velo
9/26/23
-
C Velo
-
Pop Time
Positional Tools
2023
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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).
71.0
Hitting
2023
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
84.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
66.9
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
282
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
158
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
14.9319
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.
2023 Leaside Leafs Scout Day
Sep 26, 2023
Trackman - Hitting
84.5
Exit Velocity (max)
66.9
Exit Velocity (avg)
158
Distance (avg)
282
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2025
2024
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.5
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).
1847
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.
22.4
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.3
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).
1662
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).
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.3
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).
1314
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.5
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).
1968
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.
25.4
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).
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
66.5
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).
821
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.6
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).
1875
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.
25.1
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).
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.0
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).
820
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).
2025 Team Ontario Astros Scout Day
Sep 30, 2025
Trackman - Fastball
83.2
Velocity (max)
81.7 - 83.2
Velo Range
81.0
Eff Velocity (avg)
1,998
Spin Rate (max)
1,847
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
75.3
Velocity (max)
72.2 - 74.7
Velo Range
71.3
Eff Velocity (avg)
1,706
Spin Rate (max)
1,662
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Splitter
72.5
Velocity (max)
70.4 - 72.2
Velo Range
69.2
Eff Velocity (avg)
873
Spin Rate (max)
1,314
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
2024 Youth Team Tryouts (Oshawa)
Apr 26, 2024
Trackman - Fastball
78.0
Velocity (max)
77.1 - 77.9
Velo Range
75.1
Eff Velocity (avg)
2,010
Spin Rate (max)
1,968
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
68.1
Velocity (max)
64.8 - 68.1
Velo Range
64.1
Eff Velocity (avg)
624
Spin Rate (max)
821
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
2023 Leaside Leafs Scout Day
Sep 26, 2023
Trackman - Fastball
75.8
Velocity (max)
73.3 - 75.8
Velo Range
73.5
Eff Velocity (avg)
1,939
Spin Rate (max)
1,875
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Splitter
65.6
Velocity (max)
64.6 - 65.5
Velo Range
63.4
Eff Velocity (avg)
698
Spin Rate (max)
820
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
2024
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
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
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
Game Performance
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.82
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.41
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
8.19
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
Pitch Ai
Notes
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Comments
Draft Reports
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