Source: 2015 Q2 Beartracks, Bob Barrows Bob has been testing several different propellers on his Patrol and LSA prototypes. Here are the results of his favorites. For these tests the LSA was running a McCauley metal prop, and the Patrol was running a Hartzell Trailblazer prop. Mark Goldberg has just installed the same prop on his Bearhawk Patrol. Contact Mark to ask about special OEM pricing for orders through Bearhawk Aircraft.