The Scotty Boat Plate #1036 is an extra mounting plate for the 1026 swivel mount.
Dimensions: 5 1/2" x 5 1/2"
Bolting dimensions: 4 1/2" x 3 1/2"
WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DHEP) and lead, which are known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov