The chainring mounts via 4 bolts with a 96mm BCD (bolt circle diameter) and the 178

Who's this item for: Riders who still want to be able to carry some gear on a ride but don't want to wear a backpack

Pros: Crisp shifting

Fits Shimano BB80

Chainline: 50mm

100 Percent R-Core Concept Sleeveless Bib Jersey - M - Grey Camo NoAusPost The chainring mounts via 4* The images show the two piece R Core Concept Jersey Combo The Sleeveless Bib Jersey and Long Sleeve Jersey are sold separately. Get the long sleeve base jersey here. When every split second counts, an aerodynamic fit can make that difference. When paired up with the R Core X shorts, the R Core Concept jersey combo offers maximum mobility in the riding position. The two piece unit starts with a poly spandex long sleeve stretchable body (available