Maple Leaf 2023 Transformers "Decepticons" Hop Up Rubber Bucking for Marui TM / WE / KJW GBB & VSR ( Degree 50° / 60° / 70° / 75° ) Sling Swivel #html-body [data-pb-style=VYR1213]{justify-content:flex-start

#html-body [data-pb-style=VYR1213]{justify-content:flex-start

WE M4 GBB Open Bolt - Nozzle

- Fit for Umarex / EF / VFC G19X or G19 Gen4 GBB series

FSMR POUCH is useful for GBB system and a few AEG system

Maple Leaf 2023 Transformers "Decepticons" Hop Up Rubber Bucking for Marui TM / WE / KJW GBB & VSR ( Degree 50° / 60° / 70° / 75° ) Sling Swivel #html-body [data-pb-style=VYR1213]{justify-content:flex-startFeatures: Addition of BB centering design Addition of a slimmed down black air seal ring for better efficiency Range variant Dual endpoint with W shaped pressure pad design Precision variant Single endpoint with V shaped pressure pad design Added mark on the positioning lug for better recognition Multiple hardness options available for various muzzle velocities: 50~75