This high tensile steel enhanced full-auto sear is made by precision CNC machines. It fits Glock 18C GBB pistol of T.Marui. This steel sear is an enhancement item which has difference dimension from the original T.Marui dimension. It is specially made for professional shooter and competition needs because:

1) High precision dimension increases shooting reliability;
2) Dimension is modified for increasing sensitivity and stability of hammer. It also reduces risk of misfire;
3) High tensile steel strengths construction, increases durability and reliability;
4) Smooth surface finishing is used to reduce friction inside your pistol and improve smoothness of mechanical movement.