Alloy Fasteners, Inc Underbox 21K Db/Piv 5Th Reese DMC 8550033

Alloy Fasteners, Inc Underbox 21K Db/Piv 5Th Reese

Bed rails included. Frame mounting brackets must be ordered separately.

• Wrap around jaw with locking bar for a smoother, safer and more secure ride


• Patent Pending


• Unique Under Bed (UMS) Mounting System


• Bed hole plugs included


• Long Box Applications ONLY


• 21,000 lb towing capacity


• Double Pivot Head with polyurethane bumpers


• Powder coated finish


• Quick and easy installation


• Mounting kits available for most full size trucks


• 5 Year Warranty


• 21K UMS Series (Under Bed Mount)


• Made in America

SKU: DMC 8550033 798-8550033
Manufacturer Part Number: 8550033
Category: RV Hitches / Hitches