Boat part number 8104187 is a new piano hinge.

This hinge is constructed out of gray coated, 14 gauge aluminum with a glossy finish. It measures approximately 12" L x 4" W (when unfolded) and 12" L x 2 1/8" W (when folded), see photos for additional measurements. It has (1) 1/8" Dia. mounting hole (hardware not included).

Specifications:

Material: Aluminum
Color: Gray
Finish: Glossy
Overall Dimensions: 12" L x 3 1/4" W (When Unfolded), 12" L x 2 3/8" W (When Folded)
Mounts: (1) 1/8" Dia. Hole
Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Hardware and instruction / installation manual not included.