ABSOLUTEBLACK OVAL 110mm 34T 4B 2X BLACK 12 SPEED Origin8 Nylon composite BB tools

Origin8 Nylon composite BB tools are recommended to avoid the possibility of damaging the cups

Fits only Shimano XT M8000 and MT700 cranksets

EKAR 13 speed cassettes are optimized for 3 different riding options including endurance

7075 aluminum 42T-50T sprockets

Oversize 3-pawl design

ABSOLUTEBLACK OVAL 110mm 34T 4B 2X BLACK 12 SPEED Origin8 Nylon composite BB toolsOne of a kind special oval shape that helps you climb easier and faster Allows use of an oval small ring with a round large ring, or 2 oval rings Over 15% stiffer than Rotor Qrings due to thicker, 5mm construction Superb quality with great 6 point shifting design Reduces stress on knees and helps to maintain your legs fresher for longer Provides excellent weight to strength ratio