4" Forged Steel Kingpinless Swivel Caster SKU# CCALPHA-4S-FS-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 $68.68 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: Forged 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: 10.95 lbs 30 Day Returns Returned product is subject to a 15% restocking fee.