COWCOW Tech OB1 5.1 Threaded Outer Barrel (.40 marking) for Tokyo Marui Hicapa GBB Series (Silver) AK Keymod Alfa Rail A ¡°Trinity¡± design comprehensively enhances

A ¡°Trinity¡± design comprehensively enhances its performance

On the right side is a 4

A QD swivel socket that can be detached or placed on either side of the stock

Metal parts like selector

shockproof

COWCOW Tech OB1 5.1 Threaded Outer Barrel (.40 marking) for Tokyo Marui Hicapa GBB Series (Silver) AK Keymod Alfa Rail A ¡°Trinity¡± design comprehensively enhancesFull CNC machined with Stainless Steel material. 2 markings (ie . 45 and . 40) engraved on the side of Barrel. The inter threaded design is compatible with M11 threaded adapter (Also our A01 Silencer Adapter). It is designed for Hi Capa 5. 1 and there are 2 colours option: Polished Silver, Titanium Black and Titanium Gold. *PS: Please note: installing parts assemble fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith.