where you can put out whole spring guide with hex key and change the spring without need of opening the gearbox

AR15/ M4 1½” Scope Centerline height

Compatibility: VFC Spec V2

Fully Multi Coated Lenses

The side bipod legs can then be mounted to the Picatinny accessory rails

NexxSpeed 140% Enhanced Hammer Spring - Tokyo Marui Hi-CAPA 4.3 / 5.1 / Gold Match / 1911 SRC where you can put outThe Enhanced Hammer Spring is made from stainless steel with anti corrosion surface protection layer. 140% stiffer than stock springs, helping to speed up the cycle. Included: 2 x 140% Enhanced Hammer Spring Usage: Use for Tokyo Marui Hi CAPA 4. 3 5. 1 Gold Match 1911