POWERMADD POWERRISER 325 & 475. Introducing the new PowerRiser from PowerMadd. This one-piece design offers superior strength at an unequaled price. The PowerRiser provides dual pivot points so you can position the riser front to back, while positioning your bars up and down for the perfect bar placement. The PowerRiser comes in two widths - 3.25 for snowmobiles as well as Can Am and Polaris ATVs, and 4.75 for ATVs and motorcycles. Both widths allow you to use standard 7/8 bars or oversize 1-1/8 bars. POWERRISER 475 The PowerRiser 475 comes in two heights, 2 and 3. Both are available for standard 7/8 bars and oversize 1-1/8 bars.