Spi A-04-0-4-131 Ripper Four75 Runners drive-primary-drive-inner-primary Perforated design for enhanced ventilation

Perforated design for enhanced ventilation and comfort

2013 Arctic Cat ProCross F 1100 Turbo LXR

2008-2009 Ski-Doo Skandic 550F WT

Polaris Sportsman 500 HO Touring 2011-2012

2009-2010 Victory Hammer

Spi A-04-0-4-131 Ripper Four75 Runners drive-primary-drive-inner-primary Perforated design for enhanced ventilationSPI Code: 131 7 16in. Carbon steel host bar, with a flat top to prevent bar roll during aggressive cornering. Carbides are made of yg13 tungsten that provides the ultimate tensile strength for extreme durability and hardness to reduce chipping and increase longevity. The 90 degree angle of carbide into the pocket of our runners makes for very large cross sections compared to other designs. 1in. Carbide segments allow for flex in ski without