4" X 1-9116" polyurethane-elastomer Swivel Caster SKU# L-ALST 100K-12 $66.33 QTY Add to Cart Volume discounts are available for bulk or frequent orders. Contact Us. Specifications Weight Capacity 550 lbs. Wheel Diameter 4" Wheel Width 1-9/16" Wheel Material Polyurethane-Elastomer Core Material Aluminum Overall Height 5-1/25" Jump to Full Product Specification Lead Time to Ship, Shipping & Returns Lead Time to Ship: 3-5 Business Days Ship Weight: 2.19 lbs Brand: Blickle 30 Day Returns Returned product is subject to a 30% restocking fee.