Hephaestus Enhanced Buffer Kit for Umarex/VFC HK417 GBB Series Power-Up The Dura Grip Handy is

The Dura Grip Handy is water-resistant (not water-proof)

- 210mm One-Piece Outer Barrel With 55mm Steel Flashider

-380fps out of the box and is a couple inches shorter than the Long version

reinforcement at the palm and thumb saddle

Please fully lubricant the nozzle (both internal & external) and the o-ring before use

Hephaestus Enhanced Buffer Kit for Umarex/VFC HK417 GBB Series Power-Up The Dura Grip Handy isHephaestus Enhanced Buffer Kit for Umarex VFC HK417 GBB Series CNC machined aluminum casing with spring loaded steel weight insert. Increase kick, enable sharp recoil and reduce bolt carrier bounce, without sacrificing gas efficiency. Removable steel weight insert for different shooting experience. Drop in replacement for original Buffer assembly (04 2 & 04 3). Suitable for Umarex VFC HK417 Series Airsoft Gas Blow Back GBB Rifle