Important for gear ratios, pedaling efficiency and overall performance of the bike. Made of aluminum, steel or carbon fiber for strength and light weight Connects to the crank arm and transfers pedaling force to the chain Drives the bicycle chain that drives the rear wheel.
All merchants
- Tyres.ie
- Lookfantastic
- A4H-TECH
- Spotlight Oral Care
- Aosom
- GoGroopie
- DiamondsByMe
- KitchenAid
- Amazon Marketplace
- Zalando
- Trodo
- Baker Ross
- Pig and Hen
- Snowcountry
- FixPart
- Amazon
- Fishdeal
- Bright Beauty Vanity
- The Scent Vault
- Direct Repair
- Mizuno
- Pretty Little Thing
- Decathlon
- Anthoshop
- Cookinglife
- Polo Club
- My Design List