The HAO 416 Gas block and piston is standard equiped in the HAO PTW 416V2 kit.
 
## The Gas Block is for Airsoft use only. DO NOT apply on firearms 

HAO's 416N Gas Block & Piston

$100.00Price
  • SUS304 gas block with adjustable SUS304 made regulator 
  • Gas psiton 
  • 2 Spring pin & one screw