Patented design was the dominating bar of the Alaskan Iron Dog 2000 mile snowmobile race

Creates its own groove offering the advantage of no darting

Utilizes the design benefit of the original Shaper™ bars concave sides

Sold each, must order 2 per machine

One piece design is very durable and has proven long life and extended miles capabilities

Unique design will not clog with snow, ice, rocks or snag obstacles

Eliminates traditional dual runner type drag

Has 60° dual cutting carbides on each runner