ZTTO Ceramic Bearing Pulley 11T RD Rear Derailleur Jockey Wheel Sepeda

Features: CNC 7075 aluminum alloy, super light and durable. Fit for 4/5/6mm roller screw axis. Apply for most rear derailleurs. Specifications: Material: Aluminum alloy 7075 Color: Black / Red / Blue / Silver / Golden Structure: Ceramic bearing Size: 11T Weight: About 7.8g 13T PULLEY DAN BB CERAMIC HT2 https://www.tokopedia.com/twentythree2323/ztto-ceramic-bearing-pulley-13t-rd-rear-derailleur-jockey-wheel-sepeda https://www.tokopedia.com/twentythree2323/ztto-bb109-bottom-bracket-ceramic-bb-ht2-keramik-sram-gxp-24-22mm GUB : https://www.tokopedia.com/twentythree2323/gub-cx49-cx-49-seatpost-seat-clamp-klem-34-9mm-penjepit-sadel-sepeda https://www.tokopedia.com/twentythree2323/gub-cx18-cx-18-seatpost-seat-clamp-klem-31-8mm-penjepit-sadel-sepeda