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509 VEES Protection System for Altitude 2.0 Helmet Black
- Brand
- 509
- Category
- Helmet Liners
About this part
- Brand
- 509
- Part number
- Substitutions
- Compatible with all Altitude 2.0 Helmets
If you run an open face helmet on cold days, think about adding the 509 VEES Protection System for Altitude 2.0 Helmets. This addition easily snaps into place and adds extra warmth and wind protection when you need it, and removes quickly when you don't.