Enduro Max 6903 Sealed Cartridge Bearing Indoor Trainers Using the correct Shimano bleed

Using the correct Shimano bleed syringe ensures compatibility with the system ports and provides the fluid volume needed for a complete bleed without contamination from DOT-fluid tooling

delivering the contamination resistance and ultra-efficient drivetrain feel that serious road cyclists demand

The Zoom Quick Comfort Adjustable Stem in 110mm gives you on-the-fly handlebar positioning without swapping stems every time your fit changes

0 is injectable through the valve using the SILCA Ultimate Sealant Injector

a real upgrade over the rough stack of mixed spacers that ships on most stock builds

Enduro Max 6903 Sealed Cartridge Bearing Indoor Trainers Using the correct Shimano bleedWhy Use the Enduro Max 6903 in Your Suspension Pivot? The Enduro Max 6903 is engineered specifically for suspension pivots, deploying a full complement ball design that maximizes the number of balls in the race for significantly higher load capacity than standard cartridge bearings of the same size. The race grooves are cut deeper than standard, providing greater lateral support against the twisting and compound forces that suspension pivots