The Leapers UTG Picatinny Sling Swivel Mount with Loop features a precision-machined aircraft aluminum base with a matte black anodized finish for exceptional strength and lasting durability. A solid steel loop easily accommodates most 1.25" slings, while the ergonomic thumb nut with built-in retention system offers tool-free installation on any Mil-Spec Picatinny or Weaver-style rail. Lifetime warranty. Order yours today!