Specialized 321 Rim Brake Rear Carbon/Gloss Black MFPN=21125 }Robert Axle Project Resistance Trainer

}Robert Axle Project Resistance Trainer 12mm Thru Axle Length: 192 or 198mm Thread: 1

The EXP Series Full Suspension Frame Packs create storage capacity in the main triangle of your frame keeping weight centered and gear out of the way of off-road obstacles

Compatible with a wide range of road and MTB frames it supports fully internal cable setups

200 lb maximum rider weight

Model Uno M35 Steerer Dia

Specialized 321 Rim Brake Rear Carbon/Gloss Black MFPN=21125 }Robert Axle Project Resistance TrainerMaking up about 50% of your total race time, the bike portion of a triathlon is where equipment choices can make the difference between first and fifth. And no other equipment choice will save you more time than a disc wheel. While traditionally shaped disc wheels are faster than their spoked counterparts, the 321 disc turns conventional design on its head, creating the fastest wheel available. Disc wheels often fall into two categoriesa completely