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
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.
Gavin Jerkins, Liberty county (FL), 2025 Positional Profile: RHP/1B Body: 6-2, 200-pounds. Muscular build. Delivery: Segmented, tall and fall delivery. Utilizes a high-3/4 arm slot. Arm Action: RH. Compact arm action. FB: T82, 82-82 mph. Average arm side tun. T2111, 1988 average rpm. CB: 70-72 mph. Two-plane break T2431, 2348 average rpm. CH: 76-77 mph. Sinking Action. T1926, 1791 average rpm. ATH: 7.79 runner in the 60. 1.84 and 4.27 in the 10 and 30 yard splits.
5/25/24
Gavin Jerkins, Liberty county (FL), 2025 Positional Profile: RHP/1B Body: 6-2, 200-pounds. Muscular build. Hit: RHH. Open stance, lifts front foot. Generates power with above average bat speed, line drive approach. 70.8 mph bat speed with 12 G's of rotational acceleration. Power: 94 max exit velocity, averaged 84.2 mph. 336' max distance. Arm: RH. INF-78 mph. Arms lags slightly behind body, releases from a high-3/4 arm slot. Defense: Fields the ball in stride. ATH: 7.79 runner in the 60. 1.84 and 4.27 in the 10 and 30 yard splits.
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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.
Positional Profile: RHP/1B
Body: 6-2, 200-pounds. Muscular build.
Delivery: Segmented, tall and fall delivery. Utilizes a high-3/4 arm slot.
Arm Action: RH. Compact arm action.
FB: T82, 82-82 mph. Average arm side tun. T2111, 1988 average rpm.
CB: 70-72 mph. Two-plane break T2431, 2348 average rpm.
CH: 76-77 mph. Sinking Action. T1926, 1791 average rpm.
ATH: 7.79 runner in the 60. 1.84 and 4.27 in the 10 and 30 yard splits.
Positional Profile: RHP/1B
Body: 6-2, 200-pounds. Muscular build.
Hit: RHH. Open stance, lifts front foot. Generates power with above average bat speed, line drive approach. 70.8 mph bat speed with 12 G's of rotational acceleration.
Power: 94 max exit velocity, averaged 84.2 mph. 336' max distance.
Arm: RH. INF-78 mph. Arms lags slightly behind body, releases from a high-3/4 arm slot.
Defense: Fields the ball in stride.
ATH: 7.79 runner in the 60. 1.84 and 4.27 in the 10 and 30 yard splits.