Wolf Tooth Elliptical Direct Mount Chainring - 30t RaceFace CINCH Boost Drop-Stop ST Shimano 12 Speed HG+ BLK MFPN=00.4020.696.004 Each bottom bracket is hand

Each bottom bracket is hand assembled using a hollow chromoly spindle precision sealed bearings forged and CNC-machined alloy cups and a composite center spacer/seal

Aluminum construction with anodized finish

Color Black Ring Position/Type Inner Tooth Count 42 Drivetrain Speeds 11 Chainring BCD 110 Shimano Asymmetric Material Aluminum Defined Color Black keyword search CR0799 keyword search Y1N242000

}Shimano Ultegra BR-8170 Hydraulic Disc Brake Caliper - Rear Flat Mount Finned Resin Brake Pads

Brake Track None Color Black Defined Color Black Hub Drilling 28 ISO Diameter 622 / Road / 29" Manufacturer Spec ERD (mm) 602 Rim Center Offset (mm) 0 Rim Material Alloy Rim Width (Internal) 30 Tire Type Tubeless Ready Valve Presta Weight 615 Wheel Size 29"

Wolf Tooth Elliptical Direct Mount Chainring - 30t RaceFace CINCH Boost Drop-Stop ST Shimano 12 Speed HG+ BLK MFPN=00.4020.696.004 Each bottom bracket is handWolf Tooth Elliptical Direct Mount Chainring 30t RaceFace CINCH Boost Drop Stop ST for Shimano 12 Speed HG+ Black. This Wolf Tooth elliptical chainrings tooth profile was developed specifically for RaceFace CINCH Boost Cranks with use of a Shimano 12 speed Hyperglide+ chain. Elliptical chainring shape provides better efficiency in the recovery zone as well as increased traction thanks to consistent torque Compatible only with Shimano Hyperglide+ 12