Boat part number 1072627 is a new SeaSport series 2 7/8" swivel slide seat mount manufactured by Attwood, part number 848661-H51-324 .

This swivel slide seat mount is constructed out of aluminum with friction control, 3° tilt, and 24" cable with slider release handle. Heavy duty 2 7/8" post machined base is engineered for strength and safety in harsh off-shore conditions. Measures approximately 13" L x 7 1/8" W x 5 1/8" H overall, and mounts with standard 5" x 5" and 5" x 12" mounting patterns. Fits 2 7/8" Dia. posts.

Features:

Ergonomic positive-locking handles with stainless steel components
PowerLock™ Multi-Action handle controls both swiveling and height adjustment
TwinGlide™ Bushing ensures smooth operation and maximum stability at any height position
EZ-Lock™ CAM-Action makes seat removal simple; When engaged, seat mount is posi-locked to the post and swivels freely
Specifications:
Part Manufacturer: Attwood
Series: SeaSport 2 7/8"
Part Number: 848661-H51-324
UPC: 022697613240
Materials: Aluminum
Overall Dimensions: 13" L x 7 1/8" W x 5 1/8" H
Mounts: Standard 5" x 5" and 5" x 12" mounting patterns
Post Size: 2 7/8" Dia.
Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Hardware and instruction / installation manual not included.