UPPER QD MOUNT set:

• The SARB-15 chassis features a quick-release pin design for fast swapping of AR-15 uppers. If you have multiple AR-15 uppers, you can purchase additional QD (Quick Detach) mounts to attach to different AR-15 handguards.

Material:

• High-temperature resistant carbon fiber reinforced nylon + Grade 12 hardened screws.

This is a matching product for the SRU SARB15 bullpup chassis Kit, and it is recommended to be used together.