Folding Bike Rear Cargo Rack Easy Wheel Extension Bar Telescopic Rod Bearing Wheel 60mm Features: - Brand new and high quality - Premium 7075 aluminum alloy easy wheels – high strength, sturdy, and lightweight - Professional design for Brompton folding bikes - Suitable for folding bike modification or as spare wheels / bike parking wheel - Comes with one M6 mount bolt for easy and convenient installation Specifications: - Color: gold, silver, red, black - Material: aluminum alloy CNC + flat rubber wheel - Wheel diameter: 60mm / 2.36 inches - Hole diameter: 6mm / 0.24 inches Note: - Transition: 1cm = 10mm = 0.39 inch - Please allow 0-1cm error due to manual measurement. Make sure you do not mind before purchasing - Due to the difference between different monitors, the picture may not reflect the actual color of the item Package Includes: - 1 Easy Wheel - 1 M6 Bolt