Available in 3/8" thread, 1/2" thread, and 1/2" Left Hand thread.
 
If your boat is a Tracker Series, the mounts will come with two 1/4-20 carriage bolts, two locking washers, and two 1/4-20 hex nuts.
 
If your boat is any other model, the mounts will come with two 5/16-18 carriage bolts, two locking washers, and two 5/16-18 hex nuts.
 
These are available in degrees ranging from -10 degrees (angled inside of the boat) to 90 degrees.  We cover the full spectrum.