12.4.16: Mermelstein is 5-8 with an athletic frame, he throws from a high three-quarters arm slot with a drop and drive delivery. Arm action is long, generates velocity with normal effort. Shoulders are uphill and closed, lands slightly open with an athletic finish. Fastball was 72-74 with some late run. Curveball was 64-65 with gradual 11/5 break. Change-up was 65-67 with sink. Hits from the right side from an open athletic stance, short leg kick stride and smooth load back. Good hips and balance throughout swing, short to the ball working uphill through it with extension. Pull approach with an exit velocity of 83. At short, average hands with a clean exchange. Throws from a three-quarters arm slot, position velocity of 70. Ran a 6.98 60.
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