Boat part number 7700457 is a new piano hinge for Crownline Boats, part number 20012 .

This piano hinge is constructed out of 16 gauge aluminum. It measures approximately 12" L x 2" W x 1/4" H overall when open and approximately 12" L x 1 1/8" W x 1/4" H overall when closed. It mounts via (12) 3/16" Dia. mounting holes.

Specifications:

Boat Manufacturer: Crownline Boats
Part Number: 20012
Material: Aluminum
Color: Silver
Open Dimensions: 12" L x 2" W x 1/4" H
Closed Dimensions: 12" L x 1 1/8" W x 1/4" H
Mounts: (12) 3/16" Dia. Mounting Holes
Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Hardware and instruction / installation manual not included.