Crusader Steel Extended Bolt Catch for VFC M4 / Umarex (VFC) HK416 GBB Rifle Inner-Barrel-Length-(mm)_510mm and positive barrel retention

and positive barrel retention

Crusader TR9S Silencer

With armored knuckles they protect those vulnerable points from the infamous BB-knuckle-smash but with fabric everywhere else they remain very agile

Polymer (PA+GF) Construction

accurate markings from War Sport as it is a fully licensed Rifle

Crusader Steel Extended Bolt Catch for VFC M4 / Umarex (VFC) HK416 GBB Rifle Inner-Barrel-Length-(mm)_510mm and positive barrel retentionCrusader Steel Extended Bolt Catch for VFC M4 Umarex (VFC) HK416 GBB Rifle Steel Construction Design For Replace the Origianl Parts Suitable for VFC M4 Umarex (VFC) HK416 Series Airsoft GAs Blow Back GBB Rifle