ABSOLUTEBLACK OVAL 110mm 52T 4B ASYMMETRIC 2X OIL-SLICK SINGLESPEED / TRACK Simple and easy to install

Simple and easy to install - Includes an assortment of spacers to optimize chainline and crank clearance

Heat treated links with mushroomed pins support a tensile strength of over 1300kgf

1-piece CNC spindle bosses

Constructed for guaranteed performance and durability

ABSOLUTEBLACK OVAL 110mm 52T 4B ASYMMETRIC 2X OIL-SLICK SINGLESPEED / TRACK Simple and easy to installOval 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