GrovTec GTSW06 Standard Push Button Swivel Set w/1" Loops Made in the USA Color: black oxide finish Specifications:- loops: 1 inch Push button swivels provide flush mounting system without protruding swivel studs Fore end and butt stock swivel bases are countersunk into stock, and glued into place Easily installed and fast operating for users who remove slings often One inch loops; Black-oxide finish Made in USA