SCHMEISSER magazine accessory for rifle magazine extension for AR15-9 magazine compatible with GLOCK26 magazine

SCHMEISSER PRO-Nine Magazine Extension The only sport-approved magazine base, approved by the BKA for all barrel lengths, even under 16" The installation is incredibly simple, the existing magazine base is removed and replaced with the PRO-NINE extension. The PRO-NINE extension does NOT change the loading capacity of the magazine Details: made from black anodized aluminum flooded surface structure for non-slip and reliable handling easy installation, required tools included in the set NO change in magazine capacity does not extend beyond the pistol grip unique Schmeisser design suitable for GLOCK G26 and SCHMEISSER AR15-9 magazines Delivery includes: Pro-Nine extension WITHOUT magazine retaining screw internal hex key user manual