ASC #5436100% Pure Silicone. Will not thin in hot weather or thicken in cold weather.59mL / 2 fl.oz. 59mL / 2 fl.oz. 100% Pure Silicone. Will not thin in hot weather or thicken in cold weather. 1UP Racing Hardened Steel Differential Lockout for Team Associated DR10 - 150401.
eBay