Jump Ring Oval 6mm Gun Metal. Oval jump rings in Gun Metal finish. External measurements of 6mm x 4.5mm. Sold per 10 rings. Here at Jillybeads we understand that some beaders can be a bit reluctant to buy online so if that’s you, give us a call as we are always more than willing to take your order over the phone, or even add an addition onto your existing order. We like to make your shopping experience as simple and easy as possible!