traditional anti-friction bearing, best for manual applications where shock loading (but no side thrust) is prevalent.
Best for most severe heavy duty and power-towed applications.
Hubs can be cut to provide shorter length, spacer washings furnished to increase length.
Laminated treads are made from continuous phenolic impregnated fiber laminations that are wound over standard macerated centers. The end result is a much greater resistance to fraying, with up to 35% more impact strength and 25% more capacity compared to standard phenolic wheels.