ITEM NAME:2pcs Replacement Parts Easy Wheels CNC Aluminum Alloy Folding Bike For Brompton Features: Material: Made from aluminum alloy material, more durable. Performance: Using big bearing for better durability and smoother rolling. Using flat type o-ring with bigger surface touching for greater stability.&;nbsp; Compatible With: The easy wheels are designed for Brompton folding bikes. Lightweight: Full CNC machined with hollow design reduce wheel weight. Package Included: There are 2pcs wheels are included. Specifications: Item Type: Easy Wheels Material: Aluminium Alloy + Plastic Color: Black Quantity: 2Pcs Suitable For: Suitable 6mm axis Compatible: For Brompton folding bike Size: About 60 x 7mm(Dia. x T) Package Includes:&;nbsp; 2Pcs x Easy Wheels&;nbsp; Notes:&;nbsp; Transition: 1cm=10mm=0.39inch&;nbsp; 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!&;nbsp; 2. Please allow 1-3cm measuring deviation due to manual measurement..Compatible With: The easy wheels are designed for Brompton folding bikes. Compatible: For Brompton folding bike. Quantity: 2Pcs. 2Pcs x Easy Wheels&;nbsp;. Material: Aluminium Alloy + Plastic. Lightweight: Full CNC machined with hollow design reduce wheel weight.