Prep Baseball Report
Jack Knepper
Jack Knepper

CLASS OF 2028

SS
3B

Jack
Knepper

Waynesboro Area S (HS) • PA
5' 9" • 175LBS
L/R • 16yr 2mo
Travel Team: KMS 16u National
2028 National

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2028 State

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Best of Snapshot
Physical
Positional Tools Velos / Pop
TrackMan Hitting
Blast
TrackMan Pitching
Pitch Scores
Pitching Velos
VALD
Vizual Edge
Contact

Best Of Stats

Hitting
22.4
Hand Speed (max)
2/21/26
70.9
Bat Speed (max)
2/21/26
24
Rot. Acc (max)
2/21/26
50
Hard Hit %
2/21/26
Power
96
Exit Velocity (max)
2/21/26
83
Exit Velocity (avg)
2/21/26
335
Distance (max)
2/21/26
63
Sweet Spot %
8/12/25
Run
7.30
60-yd
2/21/26
-
30-yd
-
10-yd
-
Run speed (max)
Defense
82
INF Velo
8/12/25
-
OF Velo
-
C Velo
-
Pop Time
Pitching

Fastball

84
Velocity (max)
6/19/25
81 - 83
Velo Range
2/21/26
1672
Spin Rate (avg)
8/12/25

Changeup

77 - 78
Velo Range
2/21/26
1465
Spin Rate (avg)
2/21/26

Curveball

66 - 71
Velo Range
6/19/25
-
Spin Rate (avg)

Slider

70.2 - 72.5
Velo Range
2/21/26
2093
Spin Rate (avg)
8/12/25

Positional Tools

2026
2025
Infield Velocity
79.0
Infield Velocity
82.0

Hitting

2026
2025
Exit Velocity Max
96.0
Exit Velocity Avg
83.0
Distance Max
335
Distance Avg
238
Launch Angle Avg
31.2716
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Exit Velocity Max
90.2
Exit Velocity Avg
83.0
Distance Max
317
Distance Avg
244
Launch Angle Avg
20.6616
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Trackman - Hitting
96.0
Exit Velocity (max)
83.0
Exit Velocity (avg)
238
Distance (avg)
335
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 PA Summer Top Prospect Games
Aug 12, 2025
Trackman - Hitting
90.2
Exit Velocity (max)
83.0
Exit Velocity (avg)
244
Distance (avg)
317
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %

Hitting

2026
2025
Hand Speed Max
22.4
Hand Speed Avg
21.6
Bat Speed Max
70.9
Bat Speed Avg
68.9
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Hand Speed Max
21.9
Hand Speed Avg
21.1
Bat Speed Max
69.0
Bat Speed Avg
66.3
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Blast - Hitting
22.4
Hand Speed (max)
21.6
Hand Speed (avg)
70.9
Bat Speed (max)
68.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 PA Summer Top Prospect Games
Aug 12, 2025
Blast - Hitting
21.9
Hand Speed (max)
21.1
Hand Speed (avg)
69.0
Bat Speed (max)
66.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2026
2025
Fastball
Velocity Max
82.5
Fastball
Velocity Avg
81.8
Fastball
Spin Rate Avg
1652
Fastball
Spin Score Avg
20.2
Fastball
Total Movement Avg
Changeup
Velocity Avg
77.2
Changeup
Spin Rate Avg
1465
Changeup
Total Movement Avg
Slider
Velocity Avg
71.4
Slider
Spin Rate Avg
1815
Slider
Total Movement Avg
Fastball
Velocity Max
83.0
Fastball
Velocity Avg
81.8
Fastball
Spin Rate Avg
1672
Fastball
Spin Score Avg
20.4
Fastball
Total Movement Avg
Slider
Velocity Avg
71.2
Slider
Spin Rate Avg
2093
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Trackman - Fastball
82.5
Velocity (max)
80.7 - 82.5
Velo Range
81.2
Eff Velocity (avg)
1,787
Spin Rate (max)
1,652
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
72.5
Velocity (max)
70.2 - 72.5
Velo Range
70.2
Eff Velocity (avg)
1,919
Spin Rate (max)
1,815
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
77.6
Velocity (max)
76.8 - 77.6
Velo Range
76.9
Eff Velocity (avg)
1,498
Spin Rate (max)
1,465
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
2025 PA Summer Top Prospect Games
Aug 12, 2025
Trackman - Fastball
83.0
Velocity (max)
81.0 - 82.7
Velo Range
80.5
Eff Velocity (avg)
1,930
Spin Rate (max)
1,672
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
72.0
Velocity (max)
70.4 - 72.0
Velo Range
2,185
Spin Rate (max)
2,093
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)

Pitch Scores

2026
2025
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
Slider
Hammer+
Slider
Sweep+
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Slider
Hammer+
Sweep+
2025 PA Summer Top Prospect Games
Aug 12, 2025
Pitch Scores - Fastball
Hop+
Rise+
Sink+

Pitching Velos

2026
2025
2024
Fastball
Velocity Max
83.0
Fastball
Velocity Avg
82.0
Changeup
Velocity Avg
77.5
Slider
Velocity Avg
71.0
Fastball
Velocity Max
84.0
Fastball
Velocity Avg
80.5
Curveball
Velocity Avg
68.5
Changeup
Velocity Avg
70.5
Fastball
Velocity Max
78.0
Fastball
Velocity Avg
75.0
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Pitching
83
Max FB
81 - 83
FB
77 - 78
CH
70 - 72
SL
15U National Championship
Jun 19, 2025
Pitching
84
Max FB
78 - 83
FB
66 - 71
CB
70 - 71
CH

Game Performance

2026
2025
60 Yard Dash
7.3
10 Yard Dash
1.81
30 Yard Dash
4.21
60 Yard Dash
7.47
Top Speed (MPH)

Vizual Edge

2026
Edge Score
69.06

Pitch Ai

Notes

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Physical

2026
2025
Grip Strgth (LH)
Grip Strgth (RH)
Grip Strgth (LH)
Grip Strgth (RH)
2026 PA Preseason ID: Southeast (Session 1)
Feb 21, 2026
Physical - Athlete
5' 9"
Ht
Grip Strgth (RH)
Grip Strgth (LH)
2025 PA Summer Top Prospect Games
Aug 12, 2025
Physical - Athlete
5' 9"
Ht
168.2
Wt
Grip Strgth (RH)
Grip Strgth (LH)