Acerbis X-Factor Handguards (White) The X-Factor is an all-new handguard made for those looking for the ultimate in style and protection. Built for extreme riding conditions, the X-Factor features an oversized, 35 mm, black anodized bar, with a 'C' shape design, which offers a higher level of impact resistance than standard aluminum bars. Comes complete with universal X-Factor mounting hardware. The dual-injected polypropylene shield features a carbon-fiber-like texture, three-bolt removal system for easy access to the bar, and a larger 150 mm outer diameter that offers more coverage from roost, debris, and extreme conditions.Built for extreme ri