Promax CK-1 Carbon Crankset - 170mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutTitle=Shimano GRX ST-RX600 Shift/Brake Lever with BR-RX400 Hydraulic Disc Brake Caliper - Left/Front Type BMX Length/Teeth 140mm Spindle

Type BMX Length/Teeth 140mm Spindle Type SQR JIS Color BLK Bolt Pattern 110mm 5-bolt Weight Speed 1 BB Not Included

SRAM Model ID: RS-UPK-BADP-A1

Wheels Mfg Extended Hanger lengthens your existing hanger 21mm to provide clearance for larger rear cogs

When multiple axle lengths are listed

Bits not removeable on non set models

Promax CK-1 Carbon Crankset - 170mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutTitle=Shimano GRX ST-RX600 Shift/Brake Lever with BR-RX400 Hydraulic Disc Brake Caliper - Left/Front Type BMX Length/Teeth 140mm SpindleCK 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 separately. Premium carbon crank arms are lightweight and extremely strong 30mm premium