Heavy-duty Spinfinity swivel kingpinless caster

Maintenance-free caster keeps grease in, contaminants out Incorporated into the maintenance-free, heavy-duty Spinfinity swivel kingpinless caster’s construction is special CNC-machining to host a large internal seal. The seal—made from nitrile butadiene rubber (NBR)—is completely enclosed inside the swivel assembly, keeping grease in and contaminants out. Three types are offered: the ZFWH series features 2-inch wide wheels, a 4 x 5-inch mounting plate and holds up to 2,500 pounds per caster; the ZFHS series with 2-inch wide wheels and 4.5 x 6.25-inch mounting plate carries up to 3,000 pounds per caster and the ZFFM series offers 3-inch wide wheels, a 4.5 x 6.25-inch mounting plate and handles up to 3,200 pounds per caster. Finished in red, the casters may be customized with a choice of 10 different wheels and in-stock swivel lock and brake options. Hamilton Caster & Mfg., 800-733-7655, [url=http://www.hamiltoncaster.com]http://www.hamiltoncaster.com[/url].