Inside measurements: 25 mm (1″) x 3.5 mm in thickness These medium weight alloy O-rings come in your choice of

Inside measurements: 25 mm (1″) x 3.5 mm in thickness These medium weight alloy O-rings come in your choice of

Inside measurements: 25 mm (1″) x 3.5 mm in thickness These medium weight alloy O-rings come in your choice of

Inside measurements: 25 mm (1″) x 3.5 mm in thickness These medium weight alloy O-rings come in your choice of

Inside measurements: 38 mm (1-1/2″) x 4 mm in thickness These medium weight alloy O-rings come in your choice of 5 finishes.

High quality heavy weight metal oval rings. Oval rings make gorgeous strap attachments! Inside measurements: 34mm (1.25in) x 4.5 mm

Inside measurements: 38 mm (1-1/2″) x 4 mm in thickness These medium weight alloy O-rings come in your choice of 5 finishes.

Inside measurements: 1″ (25 mm) x 4mm thick These are very high quality zinc alloy rings finished in Antique Brass. Very stylish,