Alpinestars Bionic Action Knee Guards YCRF_parts_tracks moto-style carcass that supports the

moto-style carcass that supports the unique demands of off-road riding

Air vent at chest and thigh

Riders have praised the FX-200 for its lightweight design

The Fanatic tube is what you get when our R&D goes to town on developing a high-tech rendition of the evergreen tube design

Alpinestars Bionic Action Knee Guards YCRF_parts_tracks moto-style carcass that supports theFEATURES Robust protective structures and impact absorption padding for optimum levels of protection Highly ergonomic design improves streamlining while providing crucial protection for MX and off road riding Asymmetrical and lightweight ergonomic panel construction offers extended protection surfaces to reduce rotation Double strap closure system on a knee protectors specially designed to offer more comfort while keeping the protector in position