BB-88 Aluminum Alloy Bicycle Rear Derailleur Pulley - Black
Brand NO Model BB-88 Quantity 1 Color Black Material Aluminum alloy Functions Transmit chain and change speed Best Use Road cycling Gender Unisex Other Features Inner diameter: 5mm / 6mm suitable for Shimano & Sram 7 8 9 speed Packing List 1 x Rear derailleur pulley