For competitions lasting six hours or less, this additive transforms the hot wax into the fastest lubricant available, which delivers a 6% efficiency gain, translating to two watts saved of a 400-watt input and giving you an edge over the competition when it matters most.Waxing your chain delivers benefits over traditional petroleum-based lubricants including time saved, through less requirement to clean debris from your drivetrain, and better efficiency, in terms of smooth running and less wear of expensive indoor, road, gravel or mountain bike drivetrains.Coming as a puck that will optimise one chain, SpeedChip is designed to be used in conjunction with Silca's Ultimate Chain Waxing System.Transforms Hot Melt Wax into the fastest lubrication for your TT, triathlon, road or gravel raceProvides a measurable increase in drivetrain efficiency for up to six hoursEfficiency is boosted by 0.6%, for a 2-watt gain from a 400-watt inputDrivetrain will be clean, quiet and require less maintenan