Raceway Design:Patented Kingpinless single ball bearing precision machined raceway hardened to 53 Rockwell C minimum. Swivel section features a 3" diameter raceway with 1/2" ball bearings. The notched yoke is standard.
Finish:Bright Zinc Plated.
Yoke Base:Notched 316 stainless steel.
Legs:5/16" formed steel. Center leg support is added for increased strength.
Wheels:All wheels are 2" wide with 3/4". I.D. roller bearings that are prelubricated and rotate on individual spanner bushings or annular ball bearings for ease of rollability.
Axle:1/2" bolt, locking nut and lubrication fittings.
Alternate or custom caster configurations available.