Bicycle Components & Accessories

GPDNBIEU, Portable Bicycle Trainer Roller, Foldable Home Bicycle Trainer, Bike Exercise Stand Platform for 24"-29" Mountain Bike Excellent materials: Our bicycle roller trainer is made of high-quality aluminum alloy and ABS engineering plastics. It uses PP material rollers, which run smoothly and can reduce the noise generated when using the roller riding platform. It is... GPDNBIEU, Portable Bicycle Trainer Roller, Foldable Home Bicycle Trainer, Bike Exercise Stand Platform for 24"-29" Mountain Bike