@mason_iser 18.9
Hand Speed (max)
2/15/26
CLASS OF 2028
3B
RHP
Mason
Iser
River Bluff (HS) • SC
6' 1" • 192LBS
L/R • 15yr 6mo
Travel Team: Palmetto Blacksmiths
6' 1" • 192LBSL/R • 15yr 6mo
Travel Team: Palmetto Blacksmiths
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
Player has made a commitment?
Tell us where
Best Of Stats
69.5
Bat Speed (max)
2/15/26
7.5
Rot. Acc (max)
2/15/26
44
Hard Hit %
2/15/26
93.4
Exit Velocity (max)
2/15/26
87.2
Exit Velocity (avg)
2/15/26
313
Distance (max)
2/15/26
75
Sweet Spot %
2/15/26
7.69
60-yd
5/24/25
4.01
30-yd
2/15/26
1.67
10-yd
2/15/26
17.4
Run speed (max)
5/24/25
78
INF Velo
2/15/26
-
OF Velo
-
C Velo
-
Pop Time
Fastball
82.8
Velocity (max)
2/15/26
81.1 - 82.6
Velo Range
2/15/26
2147
Spin Rate (avg)
5/24/25
Changeup
77.2 - 79
Velo Range
2/15/26
1612
Spin Rate (avg)
5/24/25
Curveball
71.9 - 74.1
Velo Range
2/15/26
2512
Spin Rate (avg)
2/15/26
Positional Tools
2026
2025
Sign in to view rankings 
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
78.0
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
75.0
Hitting
2026
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
93.4
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
87.2
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
313
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
229
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
21.0625
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).
86.7
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
81.5
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
313
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
277
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
31.582
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.
Preseason All-State: South (Invite-Only)
Feb 15, 2026
Trackman - Hitting
93.4
Exit Velocity (max)
87.2
Exit Velocity (avg)
229
Distance (avg)
313
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Prep Baseball Scout Day: Palmetto Blacksmiths
May 24, 2025
Trackman - Hitting
86.7
Exit Velocity (max)
81.5
Exit Velocity (avg)
277
Distance (avg)
313
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Hitting
2026
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
18.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
18.3
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
69.5
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
66.9
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.
Preseason All-State: South (Invite-Only)
Feb 15, 2026
Blast - Hitting
18.9
Hand Speed (max)
18.3
Hand Speed (avg)
69.5
Bat Speed (max)
66.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2026
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
81.8
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).
2038
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
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).
73.0
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).
2512
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).
78.1
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).
1497
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.9
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.2
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).
2147
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.
27.8
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).
69.5
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).
2341
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).
73.0
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).
1612
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).
Preseason All-State: South (Invite-Only)
Feb 15, 2026
Trackman - Fastball
82.8
Velocity (max)
81.1 - 82.6
Velo Range
80.4
Eff Velocity (avg)
2,123
Spin Rate (max)
2,038
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
74.4
Velocity (max)
71.9 - 74.1
Velo Range
71.1
Eff Velocity (avg)
2,538
Spin Rate (max)
2,512
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
79.1
Velocity (max)
77.2 - 79.0
Velo Range
76.6
Eff Velocity (avg)
1,559
Spin Rate (max)
1,497
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
2025 Prep Baseball Scout Day: Palmetto Blacksmiths
May 24, 2025
Trackman - Fastball
78.9
Velocity (max)
75.6 - 78.7
Velo Range
77.0
Eff Velocity (avg)
2,334
Spin Rate (max)
2,147
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
70.1
Velocity (max)
68.4 - 70.1
Velo Range
68.2
Eff Velocity (avg)
2,369
Spin Rate (max)
2,341
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
74.1
Velocity (max)
71.7 - 74.1
Velo Range
72.3
Eff Velocity (avg)
1,685
Spin Rate (max)
1,612
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
2026
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.0
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)
71.5
Game Performance
2026
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.67
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.01
RSI
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.77
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.16
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.68
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
2026
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.
73.51
Pitch Ai
Notes
News
- Data Dive: Preseason All-State South Position Players - Mar 2, 2026
- Quick Hitters: Preseason All-State South - Pitchers - Feb 23, 2026
- Quick Hitters: Preseason All-State South - Position Players - Feb 20, 2026
- Preview: Preseason All-State South - Feb 13, 2026
- 2025 Prep Baseball Scout Day: Palmetto Blacksmiths: Trackman Hitting Leaders - May 29, 2025
- 2025 Prep Baseball Scout Day: Palmetto Blacksmiths: Data Dive - May 28, 2025
Comments
Draft Reports
Contact
Premium Content Area
To unlock contact information, you need to purchase a ScoutPLUS subscription.
Purchase Subscription OR
Login
Physical
2026
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.