Caswynlife for brompton Chain Tensioner Pulley Kit, 11T Nylon Guide Wheel, TC4 Ti Alloy Bolt and Porcelain Sleeve, M5x0.8 Spec Smooth Changes, Black(wheel+bolt+sleeve)
Yhenlovtt Chain Tensioner Pulley Kit With 11T Guide Wheel, TC4 Ti Alloy Bolt And Porcelain Sleeve, For Brompton Folding Bike, Nylon Rear Derailleur Part(wheel+bolt+sleeve)
Cocoarm Chain Tensioner Pulley Wheel, Nylon 11T Chain Guide for Folding Bikes, Reduces Noise and Improves Smooth Ride (10MM)
Dpofirs 11T Bike Guide Wheel Designed to Reduce Chain Noise and Enhance Performance for Folding Bike Riders Nylon Chain Tensioner Pulley Wheel (10MM)
11T Nylon Chain Tensioner Pulley Wheel for Folding Bike - Reduces Chain Noise, Easy Installation - Fit for Cycling Enthusiasts and Commuters (10MM)
11T Nylon Chain Tensioner Pulley Wheel for Folding Bike - Reduces Chain Noise, Easy Installation - Fit for Cycling Enthusiasts and Commuters (8MM)