Maple Leaf MONSTER Hop Bucking for Marui GBB (50°/60°/70°/80°) Degree:60° * No more messy BB

* No more messy BB handling & no need to carry the fragile long BB loading rod around

Improves efficiency and gas flow consistency by up to 40%

The long waited U

: SILENCER-13(B)BK

Suitable for Marui M4 GBB

Maple Leaf MONSTER Hop Bucking for Marui GBB (50°/60°/70°/80°) Degree:60° * No more messy BBSuitable for Marui WE KJ GBB Pistols, WE GBBRs, VSR 10 New Design For WE Pistol Slightly narrow entrance for better sealing to achieve more consistent power output. NOTE: Due to special pressure point geometry, this product is optimized for use with inner barrels with open type hop up slot. ( i. e. Marui original pistol inner barrel and most compatible inner barrels )