Hephaestus Enhanced Buffer Kit for Umarex ( KSC / KWA ) HK417 GBB Rifle Series
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CNC 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 KSC/KWA.
Reinforced replacement for original Buffer assembly.
CNC machined aluminum casing with spring-loaded stainless steel weight insert.
Increase kick and produce sharp recoil.
- Vendor HEPHAESTUS
- SKU HEP-KK-005
Disclaimer: Upgrading airsoft guns require necessary skill & technique, manual modification is necessary, consult expertise if needed.