We only fo cus on the Titanium products. Material: TC4/GR5 Titanium Alloy. Wrench size: Use Alloy 4mm Key. Wrench size: Use Alloy 5mm Key. Head thickness: 5mm. Head thickness: 6mm.
Head type: cylindrical head. select titanium alloy material tc4, ultra light, light weight, high strength, good corrosion resistance; with high hardness, durable use and remarkably low wear tear; light material in weight, ideal with weight reduction for cycling needs;.