No gunsmithing required, extra heavy-duty ambidextrous sling swivel mount simply clamps onto the buffer tube. Includes 1¼', mil-spec., push-button, quick-detach sling swivel that can be mounted on either side or the center of the adapter body. Fits adjustable M4-type buttstocks Hard coat anodized, 6061 aluminum body with a matte black finish is built to take extreme duty use without failure. Won’t interfere with the operation of stock. Makes an excellent choice for adding an easy quick-release feature to any single-point, two-point, or three-point tactical sling. Made in the USA. SPECS: 6061 aluminum, hard anodized, matte black. Fits 4- or 6-position collapsible stocks. No gunsmithing required.