Tread Depth(mm): 4.8. Rim Width(in): 3.75. Benefits of HALBERD P811 Trailer Tires. HALBERD Trailer Tire is durable with a six-ply construction. They can work on boats, utilities, and stock trailers.
Thanks to the 45-angle plies inside, bias-ply tires have a much stiffer construction. This makes them a much better choice for driving over uneven surfaces, such as off-roading and agricultural use. In the same circumstances, radial tires will suffer. Bias-ply tires can be left stationary for very long periods without being warped in any way. Bias-ply tires are the preferred choice for commercial use, agricultural use.