F 160-180mm - R 140-160mm 160-180mm: Accommodates 180mm rotors on fork/160mm on frame

The best investment you can make towards your bike

2x chainring setups are only compatible with med cage derailleurs

Weight: 98 grams

Provides a great chainline on most boost bikes

Giro Tremor Youth MIPS Helmet - One Size Fits Most - Matte Black - AS-NZS 2063-2008 Standard PLP|Riding Style F 160-180mm - R 140-160mmThe Giro Tremor Youth MIPS Helmet is for those little shredders that want a top quality helmet for the trails. This helmet is really just a shrunken version of the adult model, with a list of great features including MIPS Technology, in mold construction and the brilliant Roc Loc Sport MIPS Fit System for fast and secure fit adjustments. This helmet not only looks awesome but offers kids the latest in head protection technology. Features: Integrated