Maple Leaf Airsoft Hop Up Unit / Chamber Set For VFC Glock Gas BlowBack GBB
For VFC Glock / G17 Gen5, G19 Gen4, G19X, G45
Hop wheel + Vertical tensioner design to decrease the original parts tolerance
Vertical tensioner with curve shaped design for good setting of BBs
Stable Hop effect and better air-seal
Suitable with Maple Leaf GBB/VSR Hop rubber and pistol inner barrel or “Crazy Jet” inner barrel
Additional Vertical tensioner for backup or user can modify it by yourself.