AEST YPU09A-13 Aluminum Alloy Bike 11T Rear Derailleur Pulley - Black
Brand AEST Model YPU09A-13 Quantity 1 Color Black Material Aluminum Alloy Functions Rear Derailleur Pulley Features Inner diameter: 5mm or 6mm 11-teeth suitable for Shimano & Sram 789 Best Use Cycling Gender Unisex Packing List 1 x Rear Derailleur Pulley