Black Zirconium Tyre Tread Ring 'Racers start your engines' with this black zirconium tyre tread ring with a dome profile. Crafted in the UK in 4 weeks. Need it quickly? There is also an expedited service in under two weeks upon checkout for an additional charge. Product code: 4796000 Made in the UK Free giftbox Comfort fit Custom made Non refundable / exchangable Size guide Select width 7mm 8mm Select size 44mm - UK: F - US: 3 45mm - UK: G - US: 3.5 46mm - UK: G 1/2 - US: 3.75 47mm - UK: H 1/2 - US: 4.25 48mm - UK: I - US: 4.5 49mm - UK: J - US: 5 50mm - UK: K - US: 5.25 51mm - UK: L - US: 5.75 52mm - UK: L 1/2 - US: 6 53mm - UK: M 1/2 - US: 6.5 54mm - UK: N - US: 7 55mm - UK: O - US: 7.25 56mm - UK: P - US: 7.75 57mm - UK: P 1/2 - US: 8 57.5mm UK: Q - US: 8.25 58mm - UK: Q 1/2 - US: 8.5 59mm - UK: R - US: 9 59.5mm - UK: R 1/2 - US: 9 60mm - UK: S - US: 9.25 61mm - UK: T - US: 9.75 62mm - UK: T 1/2 - US: 10 63mm - UK: U 1/2 - US: 10.5 64mm - UK: V - US: 10.75 65mm - UK: W - US: 11.25 66mm - UK: X - US: 11.5 67mm - UK: Y - US: 12 68mm - UK: Y 1/2 - US: 12.5 69mm - UK: Z - US: 12.75 70mm - UK: Z + 1 - US: 13.25 71mm - UK: Z + 2 - US: 13.5 72mm - UK: Z + 2 1/2 - US: 14 73mm - UK: Z + 3 1/2 - US: 14.5 74mm - UK: Z + 4 1/2 - US: 14.75 75mm - UK: Z + 5 - US: 15 76mm - UK: Z + 6 - US: 15.5 Add engraving for only £19 £235.00 Add to cart I understand that this is a custom-made item and therefore it is non refundable or exchangeable Customise this item Engrave inside £19 Helvetica Roman Balmoral Bodini I understand that once an item has been engraved it cannot be exchanged or returned for a refund and that engraving may add 3-4 days to the shipment of my order.