Fits: Universal, For Polaris - For Arctic Cat - For Ski Doo - For Yamaha Snowmobiles Improves Hifax life and engine cooling on hard packed snow Hooks onto rails until you need them, Then simply unhook the spring when conditions make then necessary. Made of high grade spring steel with mounts Condition: New Fits: Universal Sold as a Pair:Mounts Included Mounting type: Rear Suspension Position: Both side Color: Black Universal Design Easily Mounts to Rails For Polaris - For Arctic Cat - For Ski Doo - For Yamaha Snowmobiles Improves Hifax life and engine cooling on hard packed snow Hooks onto rails until you need them, Then simply unhook the spring when conditions make then necessary. Made of high grade spring steel with mounts Sold as a pair - One for each side Mounts Included