Prep Baseball Report
Riley Rosser

CLASS OF 2027

RHP
1B

Riley
Rosser

Broken Arrow (HS) • OK
6' 3" • 200.2LBS
R/R • 16yr 10mo
Travel Team: Sandlot Russell

Rankings

2027 National

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2027 State

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Best of Snapshot
TrackMan Pitching
Pitch Scores
Pitching Velos
News
Comments
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Best Of Stats

Pitching

Fastball

89
Velocity (max)
10/12/25
86 - 89
Velo Range
10/12/25
2264
Spin Rate (avg)
10/12/25

Changeup

80.9 - 81.3
Velo Range
10/12/25
1647
Spin Rate (avg)
10/12/25

Slider

74 - 76
Velo Range
10/12/25
2135
Spin Rate (avg)
10/12/25

Positional Tools

Hitting

Hitting

Pitching

2025
Fastball
Velocity Max
89.0
Fastball
Velocity Avg
87.6
Fastball
Spin Rate Avg
2264
Fastball
Spin Score Avg
25.9
Fastball
Total Movement Avg
Changeup
Velocity Avg
81.1
Changeup
Spin Rate Avg
1647
Changeup
Total Movement Avg
Slider
Velocity Avg
74.8
Slider
Spin Rate Avg
2135
Slider
Total Movement Avg
Tulsa Fall ID
Oct 12, 2025
Trackman - Fastball
89.0
Velocity (max)
86.3 - 88.8
Velo Range
86.8
Eff Velocity (avg)
2,328
Spin Rate (max)
2,264
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
76.6
Velocity (max)
74.3 - 75.8
Velo Range
73.7
Eff Velocity (avg)
2,191
Spin Rate (max)
2,135
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
81.3
Velocity (max)
80.9 - 81.3
Velo Range
81.4
Eff Velocity (avg)
1,692
Spin Rate (max)
1,647
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
Hop+
Fastball
Sink+
Fastball
Rise+
Slider
Hammer+
Slider
Sweep+
Tulsa Fall ID
Oct 12, 2025
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Slider
Hammer+
Sweep+

Pitching Velos

2025
Fastball
Velocity Max
89.0
Fastball
Velocity Avg
87.5
Changeup
Velocity Avg
81.0
Slider
Velocity Avg
75.0
Tulsa Fall ID
Oct 12, 2025
Pitching
89
Max FB
86 - 89
FB
81 - 81
CH
74 - 76
SL

Game Performance

Vizual Edge

Pitch Ai

Notes

Comments

10/12/25
Riley Rosser, Broken Arrow (OK), 2027
Positional Profile: RHP/1B
Body: 6-3, 200-pounds. Tall physical frame.
Delivery: Tall and fall delivery with a moderate tempo. Uses a moderate leg lift before striding straight down the mound into a balanced landing with some recoil.
Arm Action: RH. Long loose arm action from a high 3/4 slot.
FB: T89, 86-89 mph. Some strikes, feel for moderate spin, arm side run. T2328, 2264 average rpm.
SL: 74-76 mph. Mostly strikes, moderate spin, tight right to left break. T2191, 2135 average rpm.
CH: 81-81 mph. Developing accuracy, kills spin, arm side fade. T1692, 1647 average rpm.

Draft Reports

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