Used on rear derailleur for chain transportation and speed changing. 1 x Bike Rear Derailleur Pulley. Made from CNC 7075 aluminum alloy, super light and durable. Material: 7075 aluminum alloy. Apply for most rear derailleurs.
Road Bike Bearing Belt Pulley 7075 Aluminum Alloy Rear
Mountain Road Bike Cassette Lockring 7075 Aluminum Alloy Cassette Lock Ring 11T
Road Bike Frame Dropout Hook Aluminum Alloy Front Derailleur Hanger for Bike
QANYEGN Ceramic Bearing Wheel Pulley, 17T Ceramic Rear Derailleur Guide Wheel, Aluminum Alloy Rear Derailleur Pulley Wheel for Road Mountain Bike (Seven Colors)
11T 13T Bike Ceramic Pulley Aluminum Alloy Rear Derailleur Bearing Jockey Wheel}
11T 13T Bike Ceramic Pulley Aluminum Alloy Rear Derailleur Bearing Jockey Wh,yo
