SRAM Rival Crankset - 160mm 12-Speed 48/35t 8-Bolt Direct Mount DUB Spindle BLK E1 Advancer Hybrid 6 / IS52/40 Stack 9mm/1mm

6 / IS52/40 Stack 9mm/1mm Color Red Weight 89g Upper Spec IS41/28

and outstanding controller

Shifter - Shimano

Superflow central cutout to better release pressure from the perineal area and increase the feeling of comfort

SRAM Rival Crankset - 160mm 12-Speed 48/35t 8-Bolt Direct Mount DUB Spindle BLK E1 Advancer Hybrid 6 / IS52/40 Stack 9mm/1mmSRAM's most advanced aluminum road crankset is their most stunning. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where its needed. Integrated chainrings deliver flawless shifting in ranges that fit your needs with the whole package coming in over 50 grams lighter than the previous generation. Modern aluminum crankarms and aluminum 2x chainring optimizes stiffness to weight ratio with material