MaterialEngineered in lightweight CNC anodised aluminium.CompatibilityCompatible with A, C and P Line and Electric C and P Line BikesFor those who value Brompton quality and individual style, ColourLab parts and accessories are brilliantly durable and easy-to-fit. Each jewel-like component is expertly engineered to perform on your bike folded and unfolded.The five-piece touchpoint set includes:Two hinge clamp plates and leversSaddle quick releaseRear frame clip66 mm roller wheels with a tri-spoke design and rubber rimsEach part is made from light and durable adonized aluminium, and can be fitted at home with a 10mm spanner and hex key.