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
Mason Kelly, N/A (TN), 2029 Positional Profile: OF/RHP Body: 5-7, 135-pounds. Athletic build with strong lower half. Delivery: Leg kick and gets down the mound well. Arm Action: RH. Three-quarters arm slot, comes across his body. FB: T80, 77-80 mph. Stays straight, needs to get more on his front side. T2111, 1952 average rpm. CB: 70-71 mph. Needs create better on back side. T2146, 2104 average rpm. SL: 71-72 mph. Works well with the slot. T2158, 2087 average rpm. CH: 76-76 mph. Good fade to the glove side. T1676, 1676 average rpm. ATH: 7.33 runner in the 60.
3/30/25
Mason Kelly, N/A (TN), 2029 Positional Profile: OF/RHP Body: 5-7, 135-pounds. Athletic build with strong lower half. Hit: RHH. Open stance with a stride, lower hand placement. Strong middle approach, gets through the zone well. Power: 88 max exit velocity, averaged 82.2 mph. 300' max distance. Arm: RH. OF-85 mph. Good action, uses feet well. Defense: Advanced actions, gets around the ball well. ATH: 7.33 runner in the 60.
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Positional Profile: OF/RHP
Body: 5-7, 135-pounds. Athletic build with strong lower half.
Delivery: Leg kick and gets down the mound well.
Arm Action: RH. Three-quarters arm slot, comes across his body.
FB: T80, 77-80 mph. Stays straight, needs to get more on his front side. T2111, 1952 average rpm.
CB: 70-71 mph. Needs create better on back side. T2146, 2104 average rpm.
SL: 71-72 mph. Works well with the slot. T2158, 2087 average rpm.
CH: 76-76 mph. Good fade to the glove side. T1676, 1676 average rpm.
ATH: 7.33 runner in the 60.
Positional Profile: OF/RHP
Body: 5-7, 135-pounds. Athletic build with strong lower half.
Hit: RHH. Open stance with a stride, lower hand placement. Strong middle approach, gets through the zone well.
Power: 88 max exit velocity, averaged 82.2 mph. 300' max distance.
Arm: RH. OF-85 mph. Good action, uses feet well.
Defense: Advanced actions, gets around the ball well.
ATH: 7.33 runner in the 60.