Feature: T track bolts are suitable for most carrier with slot system. Roof box adapter is made of high-quality 304 stainless steel, rustproof and corrosion resistant, withstand the sun and rain shower, tough and durable. Specification: Material: 304 stainless steel Size: 20x20x40mm Bolt Length: 35mm Diameter of Thread: M6 Washer Size: 0.1X1.2cm Nut Size: 1x0.5cm Color: silver Total Weight: 175g Package Includes: 8*M6 square screw 8*washer 8*nuts Satisfaction Guarantee: If you have any problems of our product, please contact us by email for replacement or refund.
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