ABSOLUTEBLACK OVAL 110mm 39T 4B ASYMMETRIC 2X OIL-SLICK SINGLE SPEED CONVERSION Fluid Drive Plus technology

Fluid Drive Plus technology

An updated design with the same dimensions of previous years

and EBT or Easy Bleed Technology port on reservoir

Available for 30mm and DUB crank spindles like those from SRAM

ABSOLUTEBLACK OVAL 110mm 39T 4B ASYMMETRIC 2X OIL-SLICK SINGLE SPEED CONVERSION Fluid Drive Plus technologyOval 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