The BTFA Buffer Tube Folding Adapter is designed for use with all buffer tube receptacles, but is NOT compatible with AR platforms. Features & Specifications:
Low-profile design.
Reversible for right or left side-folding.
Locks in both the open and closed positions.
Made of 6061 type III anodized aluminum.
Designed for use with all buffer tube receptacles.
NOT compatible with AR platforms.
Weight: 3.4 oz.
OAL: 1.5 (adds only 1.1 when installed)