Promax CK-1 Carbon Crankset - 165mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutTitle=microSHIFT ADVENT Trail Trigger Pro E-Bike Right Shifter - 1 x 9-Speed Brake Lever Actuation Short Pull

Brake Lever Actuation Short Pull Super SLR Pad Type Cartridge Brake Position Rear Brake Mount Type Direct Mount Road Caliper Defined Color Black

}SRAM Post Bracket 17P - 203mm Rear Mount to 220mm Rotor Adaptor Includes Stainless Caliper Mounting Bolts Black

Features a 13-tooth upper and 19-tooth lower aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur

48/32 W/ Chainguard

Promax CK-1 Carbon Crankset - 165mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutTitle=microSHIFT ADVENT Trail Trigger Pro E-Bike Right Shifter - 1 x 9-Speed Brake Lever Actuation Short PullPromax CK 1 Carbon Crankset 165mm 2 PC Direct Mount SRAM 3 Bolt 30mm Spindle Black. CK 1 cranks are Promaxs top of the line carbon crank offering. The race ready carbon design maximizes strength and minimizes weight. The crank arms spin on a beefy 30mm spindle to increase stiffness and power transfer. These cranks offer direct mount chainring compatibility for additional weight savings or run them with a 4 bolt 104 BCD chainring adapter available