Features:The wheel spoke kit contains enough spokes and nipples to rebuild your bicycle wheels.You can replace the spokes and nipples, and upgrade them to improve race durability.The wheel spoke adopts progressive continuous hammering technology to improve oscillation load capacity.Updates your bike spoke and makes your bicycle look like a new one.The spokes are made of Galvanized Carbon Steel, which has good toughness and impact resistance, thereby reducing the impact resistance of the wheel.Specifications:Spoke Thread Size: 13GSpoke Material: Galvanized Carbon SteelSpoke Color: Silver ToneSpoke Diameter: 2.2mm / 0.09"Spoke Elbow Diameter: 4.5mm / 0.18"Spoke Length(without Elbow): 299mm / 11.77"Spoke Nipple Thread Size: 13GSpoke Nipple Material: Galvanized Carbon SteelSpoke Nipple Diameter: 6.5mm / 0.26"Spoke Nipple Length: 12mm / 0.