Features:
Black finished, Heavy duty powder coated steel
Swivels 360-degrees ball bearing
Self-lubricated, non-corrosive, poly swivel bearing heavily plated steel to resist corrosion
Perfect for marines seats or barstool or your DIY chair projects
Mounting screws are not included
Specifications:
5" hole pattern fits most seats
6 1/8" x 6 1/8" x 7/8" thick
Package included:
1 x Seat Swivel Base