AUTOBOT 2021 HU 70° Bucking for GBB TM/WE/KJW Replicas

AUTOBOT 2021 HU 70° Bucking for GBB TM/WE/KJW Replicas

A high-quality Hop-Up bucking with 70 degrees of hardness intended for Tokyo Marui / WE / KJW and VSR-10 replicas. The set includes a special ring that improves the tightness. The special construction of the bucking and the spinning element positively influence the BB flight trajectory. 2021 version is characteristic for its improved tightness near the nozzle and better durability to weather conditions. 

Recommended hardness:

50° - up to 360 FPS
60° - 295 - 390 FPS
70° - 360 - 460 FPS
75° - 425 - 490 FPS
80° - up to 490 FPS