CAMPAGNOLO EKAR PRO-TECH T47 x 86mm BULK BOX Precision machined oval chainrings for

Precision machined oval chainrings for use with Easton EC90SL and Raceface cinch cranksets

Machined aluminum cups thread together directly into a T47 BB shell

Replaceable steel chainrings

Prepared for tonewheel or magnet

CAMPAGNOLO EKAR PRO-TECH T47 x 86mm BULK BOX Precision machined oval chainrings forNew patented external ring seal paired with an internal sleeve seal protects bearings from water and contaminants Provides extremely efficient and smooth function as well as long lasting reliability Mates with the external stainless steel bearings which are attached to the crank arms as an integral unit rather than the BB cups for greater size and easier maintenance access Available in multiple threaded and pressfit options Bearings sold separately