Rosco Duolock Snaps offer excellent no-twist protection when trolling and casting for light to medium sized gamefish. A simple 1-piece, double-locking design ensures that these super-strong, dependable performing stainless steel snaps are quick and easy to attach to lures and leaders. Ring and snap are matched to swivel size. 36 pack. Excellent no-twist protection Simple, one-piece locking design Stainless steel