TM G19 Gen4 SS Guide Rod Set - Black aep inner barrel upgrade 6) suitable for extreme high

6) suitable for extreme high power gas and top gas

Infinty AAP01/AAP01C One piece Full CNC TDC hop up chamber-RD

This allows the setup of a GBB barrel in a AEG Hop Up

The fire-pin returning spring is made of piano steel wire

the one with 300mm barrel always need harder spring to achieve the same J/FPS than longer barrels

TM G19 Gen4 SS Guide Rod Set - Black aep inner barrel upgrade 6) suitable for extreme highHighlighted 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 3 Colors available: Silver, Titanium Black and Titanium Gold For TM G19 Gen4 **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.