Retro Arms Gearbox V2- Blue Hi-Capa Outer Barrel Fully adjustable for Elevation and

Fully adjustable for Elevation and windage

Full length rail allows for modular accessory mounting

(2)safety lever showing lockout position

If you're serious about airsoft then you need the Elite Force M4 Series Black Crane Stock System

The overall structure of the goggles is designed to be sporty and lightweight while eliminating the bulkiness of most goggles on the market

Retro Arms Gearbox V2- Blue Hi-Capa Outer Barrel Fully adjustable for Elevation andRemade and upgraded CNC gearbox from Retro ARMS with code name "7075 series". 8mm black anodising, 9mm silver anodising. Gearbox version II is completly milled at CNC machining center. Compared to other aluminium gearboxes, our is made out of solib block of aluminium AW EN7075 T651. Source block weighs 1550g and only 143g of material are left. It is not casted like Chinese ones! Our gearbox is tested wit M160 spring without any signs off wear or