Bell Spark 2 MIPS Helmet - M-L - Matte Vi-Viz Yellow - AS-NZS�2063-2008 Standard NoAusPost They are also highly recommended

They are also highly recommended if you're running a Garbaruk wide-range cassette and/or their derailleur cage

Spindle Size: 24mm - Intended for use with BB73+ and BB92 bottom bracket shells

Other component compatibility: It should work on all 12 speed systems

front post mount)

Less is more

Bell Spark 2 MIPS Helmet - M-L - Matte Vi-Viz Yellow - AS-NZS�2063-2008 Standard NoAusPost They are also highly recommendedThe Bell Spark MIPS Helmet is designed for trail riders and loaded with features. The updated ventilated shell shape and internal Sweat Guide keep your head cool, while the Ergo Fit system with integrated Mips keeps your confidence and comfort in check. With an adjustable visor, block the sun during casual family outings on the weekend or add a pair of goggles for longer solo laps on your local trail system. No matter the adventure, the Spark 2 Mips