Extralite Pulley Wheels ExtraBolt 15.2 XX1/X01 hubs Very stiff and reliable wheelset

Very stiff and reliable wheelset

Blue and Red

It's got a nice casual appearance that doesn't look like you have just finished climbing Everest and they are available in some nice colours for a bit of difference

preventing frame damage or even having to stop mid-race

The emphasis on the C-Brake was to create a stiff and high performing caliper giving away to just a bit more weight

Extralite Pulley Wheels ExtraBolt 15.2 XX1/X01 hubs Very stiff and reliable wheelsetDurable performance An excellent and economical upgrade or replacement to the existing SRAM XX1 derailleur pulleys They are precision CNC'd from special thermoplastic that have excellent stiffness, high hardness rating, structural stability and produce very low amounts of friction. This makes them very quiet, durable and smooth running on any XX1 X01 equipped bike. They feature the unique thick thin teeth design compatible with all SRAM 1x derailleurs