Descriptions: Easy Wheel Extension Rod is made of thick aluminum, which is compression-tolerant, impervious, sturdy and . Compatible to Brompton 3 sixty folding bicycle. Specifications: Name: Easy Wheel Extension Rod for Brompton Material: aluminum alloy Weight: wheels about 44 g, rod about 100 g Size: Total length of telescopic rod: about 210 mm/8.27in Wheel set: diameter about 60 mm/2.36in Compatible: Brompton 3 sixty folding Color: black Features: convenient telescopic, easy to move wheels installed, easy to push and walk, CNC cutting Packing List: (can be selected separately) 1 telescopic rod 1 pair of wheels Note: Please allow slight tolerances in size due to manual measurement, and lighting in photography ay result in difference in color than it is in real life.