Video perkenalan produk Crank Arm Set Sepeda Lipat Fixie Seli Folding Bike Fixed Gear Single Merk Brain Vuelta Pista Crankset Chainring 46T 53T Chain Ring 46 53 T Alloy Arm Panjang 165mm 165 mm BCD 130mm 130 mm Alumunium Baut Bolt Nut Merah Ungu Biru Hijau Putih bicycle roadbike. Sumber: Shopee.