@GavinLetts_10 23.1
Hand Speed (max)
3/21/21
CLASS OF 2024
1B
LHP
Gavin
Lettenberger
Manitowoc Lincoln (HS) • WI
6' 1" • 220LBS
L/R • 20yr 3mo
Travel Team: ISA Impact Sports
6' 1" • 220LBS
L/R • 20yr 3mo
Travel Team: ISA Impact Sports
Rankings
2024 National
Rankings available to Premium Subscriber
2024 State
Rankings available to Premium Subscriber
Commitment
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Best Of Stats
73.7
Bat Speed (max)
2/25/23
26.8
Rot. Acc (max)
2/25/23
11
Hard Hit %
3/21/21
90.6
Exit Velocity (max)
7/20/21
82.3
Exit Velocity (avg)
3/13/22
312
Distance (max)
3/21/21
60
Sweet Spot %
2/25/23
7.19
60-yd
2/25/23
3.96
30-yd
2/25/23
1.70
10-yd
2/25/23
19.0
Run speed (max)
2/25/23
74
INF Velo
3/13/22
68
OF Velo
3/01/20
-
C Velo
-
Pop Time
Fastball
74
Velocity (max)
2/25/23
71.7 - 73.2
Velo Range
2/25/23
1684
Spin Rate (avg)
3/21/21
Changeup
60.6 - 64.3
Velo Range
3/21/21
1585
Spin Rate (avg)
3/21/21
Curveball
65 - 67
Velo Range
2/25/23
1710
Spin Rate (avg)
2/25/23
Positional Tools
2023
2022
2021
2020
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.19
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
74.0
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.
12.3
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.30
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
74.0
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.
12.2
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.31
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
72.0
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.
12.4
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.66
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
70.0
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
68.0
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.
11.3
Hitting
2023
2022
2021
2020
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
88.2
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
79.4
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
298
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
199
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
29.6
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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
89.3
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
82.3
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).
87
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
2.9
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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.8
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
312
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
143
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
13.0
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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
86.2
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.5
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
249
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
166
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
17.6
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.
Green Bay Preseason ID
Feb 25, 2023
Trackman - Hitting
88.2
Exit Velocity (max)
79.4
Exit Velocity (avg)
199
Distance (avg)
298
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Madison Preseason ID
Mar 13, 2022
Trackman - Hitting
89.3
Exit Velocity (max)
82.3
Exit Velocity (avg)
87
Distance (avg)
268
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Underclass Games (Invite Only)
Jul 20, 2021
Trackman - Hitting
90.6
Exit Velocity (max)
81.2
Exit Velocity (avg)
126
Distance (avg)
295
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Milwaukee Preseason I.D.
Mar 21, 2021
Trackman - Hitting
90.2
Exit Velocity (max)
74.1
Exit Velocity (avg)
162
Distance (avg)
312
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Underclass Trials
Jun 24, 2020
Trackman - Hitting
86.2
Exit Velocity (max)
77.5
Exit Velocity (avg)
166
Distance (avg)
249
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2023
2022
2021
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.2
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.2
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
73.7
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
71.3
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.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.6
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
67.6
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
64.3
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.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
23.1
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.7
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
72.4
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.8
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.
Green Bay Preseason ID
Feb 25, 2023
Blast - Hitting
22.2
Hand Speed (max)
21.2
Hand Speed (avg)
73.7
Bat Speed (max)
71.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Madison Preseason ID
Mar 13, 2022
Blast - Hitting
22.9
Hand Speed (max)
20.6
Hand Speed (avg)
67.6
Bat Speed (max)
64.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Underclass Games (Invite Only)
Jul 20, 2021
Blast - Hitting
21.5
Hand Speed (max)
20.5
Hand Speed (avg)
72.4
Bat Speed (max)
68.5
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Milwaukee Preseason I.D.
Mar 21, 2021
Blast - Hitting
23.1
Hand Speed (max)
20.9
Hand Speed (avg)
71.0
Bat Speed (max)
67.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Underclass Trials
Jun 24, 2020
Blast - Hitting
24.4
Hand Speed (max)
21.8
Hand Speed (avg)
66.6
Bat Speed (max)
62.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
Pitching
2023
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
73.6
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).
1622
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.8
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).
1710
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
68.5
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
67.6
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).
1684
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).
56.7
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).
1647
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).
62.5
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).
1585
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).
Green Bay Preseason ID
Feb 25, 2023
Trackman - Fastball
73.6
Velocity (max)
71.7 - 73.2
Velo Range
70.1
Eff Velocity (avg)
1,793
Spin Rate (max)
1,622
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
66.9
Velocity (max)
65.0 - 66.5
Velo Range
62.3
Eff Velocity (avg)
1,755
Spin Rate (max)
1,710
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Milwaukee Preseason I.D.
Mar 21, 2021
Trackman - Fastball
68.5
Velocity (max)
67.0 - 68.1
Velo Range
66.5
Eff Velocity (avg)
1,843
Spin Rate (max)
1,684
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
58.2
Velocity (max)
55.1 - 58.2
Velo Range
54.9
Eff Velocity (avg)
1,764
Spin Rate (max)
1,647
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
64.3
Velocity (max)
60.6 - 64.3
Velo Range
60.8
Eff Velocity (avg)
1,732
Spin Rate (max)
1,585
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Pitch Scores
Pitching Velos
2023
2021
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)
72.5
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).
72.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.8
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
59.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.5
Game Performance
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.70
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.96
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.19
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Green Bay Preseason ID
Feb 25, 2023
Swift
1.70
10-yd
3.96
30-yd
7.19
60-yd
19.0
Run speed (max)
1,995
Jump Power (max)
28.3
Jump Height (max)
27.6
Jump Height (avg)
Vizual Edge
2023
2022
2021
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.
63.29
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.
63.04
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.
53.38
Pitch Ai
Notes
News
- Green Bay Preseason ID: Pitcher Analysis - Mar 23, 2023
- Green Bay Preseason ID: Infielder Analysis - Mar 22, 2023
- Best of 2021: Max Exit Velocity Leaders - Jan 11, 2022
- IL/WI Underclass Games: Infield Analysis - Dec 20, 2021
- Wisconsin Underclass Trials: Infielder Analysis - Sep 3, 2020
- Wisconsin Underclass Trials: Outfielder Analysis - Sep 1, 2020
- South Milwaukee Preseason I.D.: Infielder Analysis - Apr 8, 2020
- South Milwaukee Preseason I.D.: Outfielder Analysis - Apr 7, 2020
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Body: 6-1, 210-pounds. Strength throughout with more coming.
Delivery: Side-step windup into high leg kick, tall and fall delivery.
Arm Action: RH. Short arm arc, short stab back.
FB: T74, 72-73 mph. Plays mostly straight, mixes in two-seam with noticeable run. T1793, 1622 average rpm.
CB: 65-67 mph. Some feel for the pitch, 1/7 action. T1755, 1710 average rpm.
Body: 6-1, 210-pounds. Strength throughout with more coming.
Hits: LHH. Stock set up, relaxed hands. Leg lift back to center, quick hands through middle of field.
Power: 88 max exit velocity, averaged 79.4 MPH. 298' max distance.
Arm: RH. INF-74 mph.Low 3/4 slot.
Defense: Softness to hands, quality feet around the bag.
Run: 7.19 runner in the 60.
Vizual Edge: 63.29 Edge Score
Positional Profile: 1B/LHP
Body: 6-1, 210-pounds. Strong lower-half.
Hit: RHH. Crouched, open setup. Quick, low leg lift. Slightly closed long stride. Tight swing, all fields. Strong hands.
Power: 89.3 max exit velocity, averaged 82.3 mph. 268’ max distance.
Arm: LH. INF - 74 mph. Stiffer arm action, 3/4 slot release.
Defense: Plays through the baseball, above average actions with feel for the bag.
Run: 7.30 runner in the 60.
Positional Profile: 1B/OF
Body: 6-1, 205-pounds. Strong/athletic frame.
Hit: RHH. Starts in an upright/open setup, long stride. Long/loose arms, level path to the ball with a line-drive approach.
Power: 90.6 max exit velocity, averaged 81.2 mph. 294’ max distance.
Arm: LH. INF - 72 mph. Short 3/4 arm slot.
Defense: Two-hand gather, fields low to the ground with a clean transfer.
Run: 7.52 runner in the 60.
Positional Profile: 1B/OF
Body: 6-1, 190-pounds. Lean frame with projection.
Hit: RH. Balanced setup, open front foot. Dips into load, short and quick stride into still-open landing. Short, flat bat path with some barrel feel.
Power: 72 mph exit velocity from the tee.
Arm: LH. INF - 70 mph. OF - 66 mph. Short draw, long arm action from an over-the-top slot.
Defense: Ranges around the bag well at first base; direct approach in the outfield, clean exchanges.
Run: 7.66 runner in the 60. Long strides in gait.
Positional Profile: OF/1B
Body: 6-foot-0, 190-pounds.
Hit: RHH. Open setup, short stride, quiet load. Short swing path, barrel travels on an uphill plane through the zone.
Power: 69 mph exit velocity from the tee.
Arm: LH. INF - 68 mph. OF - 68 mph. Short arm action, works from a high 3/4 slot.
Defense: Projects as a corner outfielder. Dependable hands, fields the ball out front in the middle of his body.
Run: 7.77 runner in the 60.