Impact resistant, U.V. stabilised Nylon Internal Ø 5 1/8 in. Cutout Ø 5 1/2 in. Outside Ø 6 3/4 in. Weight 4.1 oz. PNP97$29.61 WE SHIP WORLDWIDE! We charge the actual cost of shipping. You may email us for a shipping cost estimate. Send us email intensitysails(at sign)gmail.com US$10 MINIMUM ORDER