Optics & Optic Mounts

The Arisaka Extendo Picatinny Bar is an accessory mounting platform designed for the 1.93" and 2.26" height Mk2 Micro and Acro optic mounts. It is meant to be used on short barreled rifles, submachine guns, and firearms that have restrictive ergonomics...

Please note: As of 6/27/2023 all U-brackets and clamp covers are hard coat black anodized for all models. The Patent Pending Arisaka Zero Retention Clamp (ZRC) greatly reduces zero shift for lasers and iron sights that are mounted on the handguard of the...