Descriptions:Recommended for street applications with lighter spring pressures.Stamped and hardened for superior wear resistance.Designed for good performance.This is non-OEM Product.Specification: Color: Titanium ToneMaterial: SteelLength: 6mm / 0.24"Diameter: 7mm / 0.28"Fit for:GY6-125Package includes:10 x Valve Keeper Locks.