Indoor training means plenty of perspiration

maintenance-free

Optimized chain for HG sprocket which provides a fast and precise rear shifting performance (especially during downshifts)

they are not intended for aggressive riding

Riders want the derailleur to do its job shifting on command

TOPEAK MTX Trunkbag EX - Black can be discounted Indoor training means plenty ofMTX EX Trunk Bag with Quick Track and manufactured with rigid molded panels and flexible 600 denier fabric for rigidity and water repellency. Insulated main compartment with molded EVA foam sides, top and bottom Large capacity main compartment and 2 mesh side pockets 3M reflective trim Includes shoulder strap and carrying handle Elastic top bungees