Please watch the installation video on YouTube titled: Primary Airsoft adapter installation tutorial

Solid locking features for most secure fit

The USW A1 is easy to manipulate and operate

00mm Inner Diameter

and sights (Removable flip-up front and rear sights)

Airsoft Masterpiece .45 Aluminum Outer Barrel Threaded TM4.3 aeg trigger Please watch the installation videoAirsoft Masterpiece Threaded Aluminum Outer Barrel . 45 ACP for Hi CAPA 4. 3 The Airsoft Masterpiece Threaded Aluminum Outer Barrel . 45 ACP for Hi CAPA 4. 3 is a high quality, well made outer barrel designed for the Hi Capa 4. 3. The barrel's weight is also beneficial for inner barrel stability. Aluminum construction Designed to fit Tokyo Marui Hi Capa 4. 3 Threaded 14mm CCW