- Highlighted features - Stainless Steel material with CNC machined - 4 buffers for modification to shorten the cycling - Include Enhance Recoil Spring - Enhance the reaction force to speed up the blowback cycle - suitable for Umarex G19x GBB
**Important Notice** It may has a condition that your pistol cannot feed the BB bullet due to lightweight gas supply. You just simple remove a spacer to solve the issue. Alternatively, you may consult your gunsmith for advancing fitting to solve this issue as well.
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