![2pcs/set Al7075 Bike Ceramic Bearing Pulley Rear Derailleur 11t Road Bike Guide Roller Idler Jockey Wheel Bike Part - Bicycle Derailleur - AliExpress 2pcs/set Al7075 Bike Ceramic Bearing Pulley Rear Derailleur 11t Road Bike Guide Roller Idler Jockey Wheel Bike Part - Bicycle Derailleur - AliExpress](https://ae01.alicdn.com/kf/HTB15ApTlBfH8KJjy1Xbq6zLdXXao.jpg)
2pcs/set Al7075 Bike Ceramic Bearing Pulley Rear Derailleur 11t Road Bike Guide Roller Idler Jockey Wheel Bike Part - Bicycle Derailleur - AliExpress
![Problem Solvers Chain Tensioner - 2 Pulley - Wheel World Bike Shops - Road Bikes, Mountain Bikes, Bicycle Parts and Accessories. Parts & Bike Closeouts! Problem Solvers Chain Tensioner - 2 Pulley - Wheel World Bike Shops - Road Bikes, Mountain Bikes, Bicycle Parts and Accessories. Parts & Bike Closeouts!](https://www.sefiles.net/images/library/large/problem-solvers-chain-tensioner-2-pulley-182074-1.jpg)
Problem Solvers Chain Tensioner - 2 Pulley - Wheel World Bike Shops - Road Bikes, Mountain Bikes, Bicycle Parts and Accessories. Parts & Bike Closeouts!
![8/9/10 Speed Lightweight Cnc Bicycle Rear Derailleur Pulleys Jockey Wheels - Buy Bicycle Rear Derailleur Pulleys,Jockey Wheels,8 Speed Bicycle Jockey Wheels Product on Alibaba.com 8/9/10 Speed Lightweight Cnc Bicycle Rear Derailleur Pulleys Jockey Wheels - Buy Bicycle Rear Derailleur Pulleys,Jockey Wheels,8 Speed Bicycle Jockey Wheels Product on Alibaba.com](https://sc04.alicdn.com/kf/UTB8iUQkvbPJXKJkSafSq6yqUXXab.jpg)