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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Compatible with Milspec AR stocks
These blemished systems are factory-new but built with one or more parts which did not pass the visual QC inspection
Like other HPA systems
0 (Buna 70) - Rear Poppet
Bolt Carrier Guide Bushing, V2, Fusion Engine UGS/CGS Compatible with Milspec AR stocksThe V2 Fusion Engine will come with Bolt Carrier Guide Bushing attached to the top of the front cylinder section. It is mainly used to prevent the mock bolt carrier from impacting the hop up adjustment wheel on certain models of M4's. This is an OEM replacement in the event yours gets taken by the workbench gremlins. The 8 32 screw which secures the bushing to the cylinder comes as part of the Fusion Engine Screw Set.
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