SRAM Rival 1x XPLR Wide Crank Arm Assembly - 165mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 MFPN=313-0337435050 X-Sync wide-tooth narrow-tooth aluminum chainring

X-Sync wide-tooth narrow-tooth aluminum chainring technology provides maximum chain control

with the built-in fenders

Also fit standard 2-bolt SPD

This is done to create a hard joint where the shifter is mounted

}Magura MT5 Disc Brake Replacement Lever Blade Aluminum

SRAM Rival 1x XPLR Wide Crank Arm Assembly - 165mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 MFPN=313-0337435050 X-Sync wide-tooth narrow-tooth aluminum chainringSRAM Rival 1x XPLR Wide Crank Arm Assembly 165mm 12 13 Speed 8 Bolt Direct Mount DUB Spindle Black E1. SRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where its needed8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainring and spider sold separately) DUB bottom bracket adds durability and simplicity (Bottom