Feature

●Fast shifting performance: the RollerBoys keep you moving and make your bike ride so smooth that you will never stop again! The special, 11 and 13 teeth narrow-wide profile ensures the perfect hold of the chain and ensures that you can switch to a higher gear at the speed of light!
●Shimano compatible gear wheels: these bicycle discs are compatible with 11-speed Shimano GRX (810/815)
●Sealed ceramic bearings: RolleyBoys ceramic jockey wheels are equipped with low-friction ceramic bearings and lubricated with special ceramic oil for even more smoothness and exceptional durability compared to CrMo bearings
●Durable and strong: The composite material made from Grivory EMS is made of 40% glass fibres, which makes it particularly strong and durable compared to other pulleys
●ALUMINIUM BUSHINGS: The RollerBoys derailleur rollers have anodized aluminum bushings for added stability and protection for the bearings


Description

RollerBoys Ceramic Shimano compatible front derailleur pulleys. The RollerBoys Ceramic make your bike ride so smooth that you never want to stop! The composite material is strong and durable and the special tooth pattern ensures that you can switch to a higher gear at the speed of light! The ceramic bearings ensure that your pulleys run super easily. High-quality castors are a must for any serious cyclist - with the RollerBoys Ceramic you are well equipped. Ceramic bearings for minimal resistance and exceptional durability. Composite material from EMS Swiss, with 40% fibreglass content. Sealed bearings with aluminium cover for optimal durability. Lubricated with special ceramic oil for even lower resistance. Compatible with 11-speed Shimano GRX (810/815).
Specifications • Pulley Size: 11T/13T • Bearing Material: Ceramic • Gears: 11 Speed • Compatible with the following brands: Shimano • Weight (g): 26 • Colours: Black • Narrow Width: No • Part Materials: Grivory EMS • Model Code: BDP-18