Stern Defense 009H2SNIBD1M H2S Drop In Trigger Green Fits AR10/AR15
April 3, 2026
Weatherby VWB653WR6T Vanguard Weatherguard 6.5-300 Wthby Mag 3+1 26″ Barrel, Burnt Bronze Cerakote Metal Finish, Bronze Webbed Black Fixed Monte Carlo Stock
April 3, 2026
Jk Armament JK155PISTON578X28 Piston 45Cal .578″x28 Stainless Steel For Pistol
$99.75
Jk Armament JK155PISTON578X28 Piston 45Cal .578″x28 Stainless Steel For Pistol
13 in stock
Precision machined from 17-4 PH stainless steel, JKs booster piston is the component that screws onto the threaded pistol barrel, mating suppressor and pistol together. The pistons are available in 1/2×28 threads (nearly all 9mm and some other pistols) and .578×28 threads (.45 ACP and some other larger-than-9mm pistol calibers).
| UPC | 850064482072 |
|---|---|
| Manufacturer | JK ARMAMENT |
| Manufacturer Part Number | JK155PISTON578X28 |
| Thread Pattern | .578"x28 |
