All-Purpose Dirt Tread 33x12-20 SD (Severe Duty) - replaces 12 x 16.5 pneumatic tire
CUT-RESISTANT design for long life in the wild! 
Tread Pattern All-Purpose
Tread Depth at Safety Line (inch) 2.89
Diameter (inch) 33
Width (inch) 11.42
Weight (lbs) 290.4
Max Loads Capacity (lbs) 10,384 @ 6MPH
Wheel Width (inch) 7.5
Wheel Diameter (inch) 20
Wheel Backspacing (inch) 5.3
Bolt Holes 8
Container Load 140 Tire/Wheel Assemblies
Hard Surface Smooth Tread S33x12-20 SD (Severe Duty) - replaces 12 x 16.5 pneumatic tire
Abrasion Resistant design for Long Life on Hard Surfaces 
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Tread Pattern Smooth
Tread Depth at Safety Line (inch) 3.5
Diameter (inch) 33
Width (inch) 10.04
Weight (lbs) 249.0
Max Loads Capacity (lbs) 8052 @ 6MPH
Wheel Width (inch) 7.5
Wheel Diameter (inch) 20
Wheel Backspacing (inch) 5.3
Bolt Holes 8
Container Load 140 Tire/Wheel Assemblies