Scaffold Casters

 Top plate 4" x 4-1/2" .
 Zinc plated finish for corrosion resistance
 1/2 hollow axle(or 3/4), 5/16 thick yoke.
 Zerk fitting in swivel race for lubrication
 Wheel bearing: roller

Wheel Dia. (in.)	Tread Width (in.)	Wheel Material	Bearing Type	Load Capacity (lbs)	Overall Height (in.)	Swivel Part#	Rigid Part#
6	2	Rubber/steel	Roller	500	7-1/2	HD-SC62S	HD-SC62R
8	2	Rubber/steel	Roller	600	9-1/2	HD-SC82S	HD-SC82R