ALPINESTARS Knee Guards - Bionic Action - One Size 6505321-13 Inner Pro V2 Shorts Billet aluminum engine covers are

Billet aluminum engine covers are now being mandated by many racing organizations across the USA (AMA + MRA + CCS + WERA + AFM

Comfort handle

Cell technology back protector that is highly ventilated and flexible

All seams are tape sealed for 100% waterproof performance

Rear spoiler sits a little more forward on the shell and is fed by 3 ports in the shell and efficiently draws air

ALPINESTARS Knee Guards - Bionic Action - One Size 6505321-13 Inner Pro V2 Shorts Billet aluminum engine covers areRobust 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 while riding