4" Ductile Steel Kingpinless Swivel Caster SKU# CCALPHA-4S-CD-EXT Configuration For applications where water is present, select Delrin Bearing from the "Wheel Bearing" drop-down option above.Swivel Lock and Raceway Seal cannot be ordered together on this item. Select a Brake:* No + 0 Side Lock + $4 Tech-Lock + $8 Select a Swivel Lock:* No + 0 Yes + $3.5 Select a Raceway Seal:* No + 0 Yes + $2.5 $69.40 QTY Add to Cart Volume discounts are available for bulk or frequent orders. Contact Us. Specifications Weight Capacity 1,500 lbs. Wheel Diameter 4" Wheel Width 2" Wheel Material Ductile Steel Overall Height 5-5/8" Jump to Full Product Specification Lead Time to Ship, Shipping & Returns Lead Time to Ship: 3-5 Business Days Ship Weight: 8.5 lbs 30 Day Returns Returned product is subject to a 30% restocking fee.