Glock (T.Marui) CNC Steel Knocker Lock set

This high tensile steel knocker lock is made by precision CNC machines.  It fits all Glock series GBB pistol (include Glock 19) of T.Marui.  It is specially made for professional shooter and competition needs because: 1) High precision dimension increases shooting reliability and sensitivities; 2) High tensile steel strengths construction, increases durability and reliability; 3) Smooth surface finishing is used to reduce friction inside your Glock and improve smoothness blow-back movement. All products are made for airsoft only.  They are not made for real steel firearms.