Wheels Manufacturing PressFit 30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=RF265-LX-17PT2 The Hayes Dominion A2 is

The Hayes Dominion A2 is optimized for cross country and trail riding with a compact 2-piston caliper and a short finger lever (SFL)

4-piston hydraulic brakes

Range 11-27t Gears 11sp Cogs 11-12-13-14-15-17-19-21-23-25-27 Color Silver Weight

Embrace technology not only keeps the rear derailleur vertically aligned in the perfect position for each sprocket it now makes the upper pulley wheel advance perfectly in the direction the bike is advancing

3 is the perfect way to upgrade your home shop - a stable way to hold nearly any bike off the ground for adjustments cleaning and repair

Wheels Manufacturing PressFit 30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=RF265-LX-17PT2 The Hayes Dominion A2 isPF30 Thread TogetherReplaceable Enduro bearings Made in the USA Bottom Bracket Shell I. D. 46 BB Frame Interface PF30 BB Shell Width (mm) 73 Weight 153 Spindle Interface Type RaceFace EXI Defined Color Black