Demco 8551000 Fifth Wheel Trailer Hitch UMS Series Fits Some Ford F-250, F-350 & F-450

Item Description

Underbed Mounting System (UMS Series) uses no visible bed rails. This series of hitches mount to brackets underneath the truck box, requiring only four holes for the mounting pins to attach the hitch securely to the brackets underneath. Compatibility: 8550022, 18K & 8550037, 21K UMS Series Fifth Wheel Hitches

• 2 Base Rails (Part # UM401005B)
• 2 Frame Bracket Plates (Part # UM401005A)
• 7 1/2" x 1-1/2" Bolts (Part # 104)
• 1 1/2" x 1-1/2" Knurl Bolt
• 1 1/2" Flange Nut
• 4 1/2" Lock Washers (Part # 102)
• 3 1/2" Lock Nuts (Part # 106)
• 7 1/2" Flat Washers (Part # 105)
• 2 3/4 x 2-1/2" Hex Bolts
• 2 3/4" Flat Washers
• 2 3/4" Lock Nuts
• 4 Bed Plugs (Part # UM407)
• 1 Fish Wire

1999-2016 Ford F-250 Super Duty
1999-2016 Ford F-350 Super Duty
2008-2016 Ford F-450 Super Duty