4" Cast Iron Wheel SKU# W-415-MT-3/4 $77.03 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 1-1/2" Wheel Material Cast Iron Jump to Full Product Specification Lead Time to Ship, Shipping & Returns Lead Time to Ship: 2-3 Weeks Ship Weight: 4 lbs Brand: Hamilton 30 Day Returns Returned product is subject to a 30% restocking fee.