6" Polyurethane Rigid Caster SKU# 630-R-EX Alt. SKU# — View Product Specifications $181.57 QTY Add to Cart Contact Us. today for expert guidance, or to receive special pricing on high-quantity orders. Lead Time to Ship, Shipping & Returns Lead Time to Ship: 1-2 Weeks Ship Weight: 16.8 lbs 30 Day Returns Shipping and Returns