... 3.Teeth Harden 4.OEM offer 5.Delivery on time Manufacture of Alloy galvanized parts and sprocket Renqiu Qidong Machinery Parts ... ,color box packing or depend the clients requirement ♦Port: tianjin,shanghai,ningbo,guangzhou♦30% payed first and the left 70%payed ... use of regulator and the cradle (also called rear wheel fork) ruling will shaft after adjustment, such already can prevent rear ...