Heavy-duty base for pedestal mounts For Ford 2008-2010 F-250, F-350, F-450, and F-550, F-650, F-750 Chassis Cab, Ford 2011-2016 F-250, F-350, F-450, and F-350, F-450, F-550 Chassis Cab, and Ford 2011-2019 F-650, F-750 Chassis Cab Mounts independently of console to OEM seat bolts Gusseted and welded heavy gauge steel Black powder coat finish Lifetime warranty Made in the USA includes: HDM base plate and offset angle bracket Mounting hardware: 1 1/2 inch spacers (2), flat washers (6), lock washers (4), 5/16-18 x 3/4 inch (4), 12mm-1.175 x 75mm (2) for a complete solution: 8.5 inch Heavy-duty telescoping pole, short handle: C-HDM-202 Heavy-duty side support arm: C-HDM-401 11" slide out locking swing arm with motion adaptor: C-MD-112 Specifications: 17.40" (44.2 cm) x 9.11" (23.1 cm) x 6.89" (17.5 cm) Gross Weight: 8.00 lbs Abbreviated Product Description: BASE, VMT, HDM, F250, 99-16,