Crank Brothers Synthesis AL Enduro I9 Rear Wheel - Rear - 27.5 Inch - 12x148mm Boost - Aluminium - 29.5mm - 6 Bolt - Shimano Microspline Exclusive The 39mm end is the

The 39mm end is the right size for XTR BB93 (as well as DuraAce 9000 and some Token BB's) external bottom brackets

plus laser-cut perforations in the front and rear of the pants to increase cooling

Available in the Signature colorway Gloss Silver or Ultimate High Gloss Black

They are filled 90% with high pressure water proof grease

Crank Brothers Synthesis AL Enduro I9 Rear Wheel - Rear - 27.5 Inch - 12x148mm Boost - Aluminium - 29.5mm - 6 Bolt - Shimano Microspline Exclusive The 39mm end is theTracking and stability are offered up in spades with the Crank Brothers Synthesis AL Enduro I9 Rear Wheel. Sporting a slightly narrower rim width than its front brethren, this wheel supports narrower tyre profiles for a stiffer ride and improved rolling resistance. As the name states, this wheel is rocking a sweet Industry Nine Hub that is laced to a killer Crank Bros Synthesis Alloy Rim. Super compliant, this wheel offers up the support and