The original replacement of the Upper Receiver for the VFC AR15 / M4 v2 or v3 GBB Rifle Systems (Part ref. VG20URV040). This version of the receivers follows the same upper receiver design since 2012, compatible with all inner parts and accessories for the VFC AR15 / M4 GBB series, and is compatible with barrel / handguard threads of the same type.
For more original parts, check out our Original Parts page!
Compatibility:
Included: