The AFB506 features two pairs of bull-wheels with completely independent controls.
The AFB506 features two pairs of bull-wheels with completely independent controls, offering 2 x 10,100 lbf (45 kN) or 1 x 20,200 lbf (90 kN) of pulling or tensioning capacity and is designed for stringing one or two ropes or bundled conductors. The bull-wheel grooves on the AFB506 are made from high resistance interchangeable nylon sectors. Wear-proof thermally and chemically treated steel bull-wheel grooves are also available on the AFB506.