Twone 20pcs Silvery 1 Inch Inside Diameter D-ring Lobster Clasp Claw Swivel Eye Lobster Snap Clasp Hook for Strap - Silver Full 360 degree swivel eye helps prevent tangles Inside swivel D-ring diameter:1". Snap opening mouth size:0.25". Size: Approx 40mm (1-5/8") Can hold 1" webbing