Crusader Steel Extended Bolt Catch for VFC M4 / Umarex (VFC) HK416 GBB Rifle Inner-Barrel-Length-(mm)_510mm the Hop tends to be

the Hop tends to be weak

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

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

and positive barrel retention

SHS Custom motor tunes up your Airsoft AEG with low price & performance

Crusader Steel Extended Bolt Catch for VFC M4 / Umarex (VFC) HK416 GBB Rifle Inner-Barrel-Length-(mm)_510mm the Hop tends to beCrusader 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