Ecrou de serrage Center Lock SHIMANO Interne SM-RT81 noel Taking on the principle of

Taking on the principle of its high-end XX1 and X01 groupsets while suiting tighter budgets

the cyclist is visible up to 1600 metres thanks to a light output of 60 lumens in flashing mode

without fluorocarbons (PFC)

this tyre features side knobs that ensure effective grip in corners

This model is offered here with a integrated upper cup IS38/25

Ecrou de serrage Center Lock SHIMANO Interne SM-RT81 noel Taking on the principle ofThis Center Lock locking ring SHIMANO SM RT81 with internal spline allows you to replace the original part on Shimano Center Lock discs. It installs directly onto the hub using a Shimano type cassette removal tool. User manual