Steel cut-off lever, Recoil Shock System M4

This steel cut-off lever is made by precision CNC machines.  It only fits M4 series Marui Next Gen. AEG.  It is an enhancement item and made for professional shooter and competition needs because: 1) High precision dimension increases shooting reliability and sensitivities; 2) High tensile steel strengthens construction, increases durability and reliabilities; 3) Smooth surface finishing is used to reduce friction inside your AEG and improve smoothness mechanical movement; 4) The dimension is modified for increasing efficiency and reducing risk of misfire.  Therefore, it has difference dimension from the original T.Marui cut-off lever. All products are made for airsoft only.  They are not made for real steel firearms.