ABSOLUTEBLACK OVAL 110mm 39T 4B ASYMMETRIC 2X OIL-SLICK SINGLE SPEED CONVERSION An updated design with the

An updated design with the same dimensions of previous years

Fluid Drive Plus technology

This bottom bracket fits most 30mm spindle cranks on BB86 and BB92 frames and includes Road seals

Allows the use of a 220mm rotor on a Post Mount 203mm frame or fork

ShiftMix compatible

ABSOLUTEBLACK OVAL 110mm 39T 4B ASYMMETRIC 2X OIL-SLICK SINGLE SPEED CONVERSION An updated design with theOval 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