These gunmetal flat triangle rings have two holes and fit a 40mm (1-1/2") bag strap. Clip your swivel hook right into the top hole. No more bag rings sliding and twisting in your strap tabs, and they look good too!
Long-oval hole : 1-1/2" x 1/4" (or 38mm x 6.5mm)
Diameter of circular hole : 5/8" (or 15mm)
Thickness : 3mm