Jackson
Mayer

1B/LHP Jackson Mayer (Neenah, 2027) boasts a strong, proportional 6-foot-1, 195-pound frame. The left-handed hitter operates from a wide, balanced base, utilizing strong hands to deliver a flat path with clean extension through the hitting zone. He flashed solid raw power metrics, recording a max EV of 97 mph and an average EV of 91.4 mph. On the mound, the southpaw utilizes a super loose, easy delivery and a whippy low-¾ arm slot. His fastball sat 84-85 T86 mph with an average spin rate of 2,100 rpm, while his slider played at 70-72 mph with 7.1 inches of horizontal movement. He also showed feel for a late-fading changeup that sat 75-76 mph with -17.4 inches of horizontal movement.

Jackson Mayer, Neenah (WI), 2027
Positional Profile: LHP/OF
Body: 6-1, 194-pounds. Strong and proportional frame.
Delivery: High leg lift with balance, lands with good direction to the plate, medium leg swing finish, super loose and fluid, easy.
Arm Action: LH. Whippy arm action, low 3/4 slot, quick arm.
FB: T86, 84-85 mph. Running life through the zone. T2229, 2100 average rpm.
SL: 70-72 mph. Sharp, two plane breaker, short and quick, can land and get chase. T2157, 2129 average rpm.
CH: 75-76 mph. Late fade, has feel to land, weapon. T1678, 1603 average rpm.
ATH: 7.65 runner in the 60. 1.74 in the 10 yard split. 21.20 max vertical.

Jackson Mayer, Neenah (WI), 2027
Positional Profile: LHP/OF
Body: 6-1, 194-pounds. Strong and proportional frame.
Hit: LHH. Wide base, no stride, balanced. Flat path with extension through and past the hitting zone, strong hands with a balanced finish. 73 mph bat speed with 11 G's of rotational acceleration.
Power: 97 max exit velocity, averaged 91.4 mph. 357' max distance.
Arm: LH. OF-87 mph. Low 3/4 slot, and whippy working through the ball.
Defense: One hand gather into shuffle, clean working through the ball.
ATH: 7.65 runner in the 60. 1.74 in the 10 yard split. 21.20 max vertical.
Vizual Edge: 62.31 Edge Score

+ LHP Jackson Mayer (Neenah, 2027) is a smooth, easy moving left-hander standing at 6-foot 173 pounds with all kinds of upside in the frame. Three pitch mix, showing a fastball sitting in the upper-70s (T79 mph) with a slider and changeup to pair with it. Our staff projects this left-hander to continue to develop and has a chance to pop in the near future.

Positional Profile: LHP/1B
Body: 6-1, 165-pounds. Long levers, wiry, high waist, more fill on its way.
Delivery: Balance, repeats, lands slightly cross fire, low leg swing finish through the plate.
Arm Action: LH. Full arc, online, repeats.
FB: T75, 71-75 mph. Forward life, can land, creates angle into the zone. T2101, 2014 average rpm.
CB: 62-65 mph. Has 2/8 breaker, with ability to land. T2042, 1938 average rpm.
CH: 68-69 mph. Thrown with fastball intent, fading action at the plate. T1650, 1525 average rpm.

Mayer had a strong all-around showing during Thursday’s action. The trim 6-foot-1, 155-pound L/L prospect got the start on the mound and batted second for 5 Star Wisconsin. Mayer’s biggest performance came at the plate where he tallied three hits, including a triple to deep center field. On the mound, he has a loose and clean operation with minimal effort. Mayer pounded the zone throughout his start, striking out seven over four innings of one-run ball with a low 70’s fastball (T73 mph).