5" 6" 8" double springs cast iron core PU swivel shock absorber caster wheel with brake 
	
 
	
 
	Features: 
	1. Double ball bearing 
	2. PU + Cast iron core 
	3.Double spring adds shock absorber effect 
	4.High load capacity 
	5.Zinc finished 
	

 
	 These shock absorbing casters loads requiring shock absorbing cart.