For FV
clamp
Steel Bearing / Semi Ceramic / Full Ceramic
Large Caliber seat clamp for folding bike and E-bike. ID diameter from 36mm~ 42mm
鋁合金墊片/墊圈(BB、花鼓適用) FREEWHEEL OD: 40mm ID: 35mm Height: 1mm/1.5mm/2mm/2.5mm