julio 24, 2026Publicado Por En julio 24, 2026Pratical Rear Derailleur Pulley Aluminum Alloy Ceramics Sealed Steel Bearing1 Rear Derailleur Wheel. Made of aluminum alloy and ceramics, light weight, stylish appearance and strong compatibility. Material: Aluminum alloy tooth/ceramic bearing. Sealed steel bearing, and . Color: black/red/blue.
