Description
  • For WE Glock 17/18 GBB pistol series.
  • Enforced polymer material, inner dia :14mm.
  • Unique 3° angle shape design increased air-seal effect, less the gas leaking with magazine gasket.
  • The inner gas valve and spring are NOT included.
  • Compatible with Maple Leaf Piston Head For WE Glock 17/18C GBB pistol
  • Compatible with Maple Leaf "SNUG-SHUT" Magazine Gasket For WE /KJW Glock Gas Mag