ABSOLUTEBLACK 110mm 52T 4B ASYMMETRIC 2X BLACK R9100/8000 UNICYCLE PARTS Heavy duty use freewheel

Heavy duty use freewheel

2000mm for use as front or rear applications

Includes enduro silicone dust seals

Rear Brake is a right-hand lever with 1800mm hose

housing and two mounting bolts for use on front or rear

ABSOLUTEBLACK 110mm 52T 4B ASYMMETRIC 2X BLACK R9100/8000 UNICYCLE PARTS Heavy duty use freewheelRound 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