TRP Spyre SLC Post-Mount Mechanical Disc Brake No Rotor or Adaptors Model=S900 Brake Caliper Crank arms are forged aluminum

Crank arms are forged aluminum use the same bottom bracket interface as high end models

Tooth Count 34 Round or Oval Round Drivetrain Speeds 12 Drivetrain Speeds 11 Drivetrain Speeds 10 Direct Mount Type Direct Mount SRAM Defined Color Black Ring Position/Type Single Ring Position/Type Chain Retaining Single Ring Offset 3 Chainring BCD Sram Direct Mount Color Black Material Aluminum Material Aluminum Chainline/Hub Compatibility 141/148 Boost Hubs

Includes 6 stainless steel bolts

Formulated specifically for bicycle brake systems

}SRAM Rival 22 Rear Derailleur - 11 Speed Short Cage Black/Silver

TRP Spyre SLC Post-Mount Mechanical Disc Brake No Rotor or Adaptors Model=S900 Brake Caliper Crank arms are forged aluminumTRP Spyre SLC Post Mount Mechanical Disc Brake No Rotor or Adaptors. Spyre SLC brake calipers utilize two piston movement for evenly applied rotor contact resulting in optimum braking power and modulation. The SLC version includes a upgraded carbon actuation arm for maximum rigidity and weight savings. Ramped ball bearings offer smooth pad engagement and precise modulation Works with ALL cable actuated road levers. Compressionless (linear strand)