Rockshox Carbon Expander Headset Preload System YGroup_7033448005677 1 RC2 damper features independent

1 RC2 damper features independent high and low-speed compression with rebound adjustment – designed to reduce hand fatigue and fight unwanted friction

Bearings: No bearings included

not too tight

Flat and squared off nose to extend ease of movement to the front of the saddle

Rockshox Carbon Expander Headset Preload System YGroup_7033448005677 1 RC2 damper features independentGenuine RockShoxs carbon steerer tube expander plug for straight steerers. But what does an expander plug do? Expander plugs reinforce the areas of your steerer which are clamped preventing damage to the layer of carbon fibre while also allowing you to preload the headset bearings before you tighten the stem clamping bolts.