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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
- Design to smoothing gas flow and minimizing gas loss
- Included MWS Magazine Valve O-Ring
M4 Stock Adapter for M870 (Type A)
- Cocking Handle (CNC Process)
Hephaestus Enhanced Buffer Kit for Umarex ( VFC ) HK417 GBB Rifle Series Optics - Design to smoothing gasCNC machined aluminum casing with spring loaded stainless steel weight insert. Increase kick and produce sharp recoil. Reduce bolt carrier bounce for enhanced performance and shooting experience. Suitable for Umarex HK417 GBB series by VFC. Reinforced replacement for original Buffer assembly ( 04 2 & 04 3 ).
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