OneUp Underbash Lower Chainring Guard Kids Ski Boots With deep ventilation channels for

With deep ventilation channels for optimal airflow and adjustable vent openings on the top of the helmet

and powder stashes

Tap water can be used

in addition to high-performance comfort and ventilation

Diameters: 30

OneUp Underbash Lower Chainring Guard Kids Ski Boots With deep ventilation channels forLower chainring bash protection without upper chain retention Reinforced nylon bash guard and a back plate cut from 8mm thick 7075 T6 aluminum Includes 3 different sizes of bash plate for compatibility with chainrings from 28 36t Oval chainring and Boost compatible 2. 5mm chainline adjustment Designed for frames with 2 ISCG05 tabs only (Evil, Rocky Mountain, etc). Should not be used on frames with 3 ISCG05 tabs