Race Face Aeffect-R 27.5" Rear Wheel 12x157 SB HG Black MPFN-108174 There are 4 radius measurements

There are 4 radius measurements one per side that measure the sole and indicate whether a shim is needed or not

The 12 x 100 mm thru-axle keeps Waxwing stiff for steady tracking and responsiveness when dodging ruts potholes and road debris really matters

}microSHIFT 11-Speed Shimano Dynasys Compatible Index Kit for Bar End And Thumb Shifters

TS1 Sit Bone Measuring ToolScans the pressure created by the ischial tuberosity (sit bones) and calculates the width with millimeter precision

Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility SRAM 1:1 Cage Length Long Drivetrain Speeds 8 Color Black Designed for ebike Yes Chain Wrap Capacity (teeth) 37 Largest Cog 48

Race Face Aeffect-R 27.5" Rear Wheel 12x157 SB HG Black MPFN-108174 There are 4 radius measurementsCategory leading durability and value, perfect for anything from XC to Enduro 30mm ID, 34mm OD double wall 6069 aluminum, tubeless and disc ready rim 4. 5mm offset spoke bed for even tension, increasing wheel stiffness Trace cartridge bearing hubs, rear features 10 degree engagement International Standard 6 bolt disc rotor mount Built with double butted spokes and brass spoke nipples Shimano SRAM 8 10sp, Shimano 11sp Mountain cassette compatible TECH