Attwood Lock N-Pin 3/4 Pin Posts feature a design that has been proven through decades of experience. The patented Lock N-Pin system leads the industry in safety by preventing the unintentional detachment of seat mounts posts and bases. Lock N-Pin products exceed ABYC Standard H31.6.1. Adjustable Height: 25 -31. Diameter: 1.5. Brushed Aluminum finish. Threaded Pro-Post.
