ABSOLUTEBLACK OVAL 110mm 50T 4B ASYMMETRIC 2X OIL-SLICK SHI HT2 SPINDLE 3000mm for F+R brakes

3000mm for F+R brakes

Features SunRace`s Fluid Drive technology

chain stays

3 finger design is comfortable and provide ample leverage for cantilever and caliper style brakes

ABSOLUTEBLACK OVAL 110mm 50T 4B ASYMMETRIC 2X OIL-SLICK SHI HT2 SPINDLE 3000mm for F+R brakesOval chainrings specifically compatible with Shimano cranks Dura Ace 9100, Ultegra 8000 & 105 R7000 but can be retrofit to all 9000 and 6800 series cranks Ramps on big rings are specially configured for combinations: 50 34, 52 36, 52 38, 53 39T Rugged CNC machined 7075 aluminum construction Use original bolt when changing inner ring only, long bolts when changing outer Super stiff design due to thicker, 5mm construction