Auto-Locking design means a secure hold on your gear. Snap gear in and forget about it! To release, hold the button in and pull your gear out. Designed for side gunnel - bulkhead mounting, but you can use a rail mount to attach it to rails. Holds many other manufacturers&'; products as well. Marine grade resins are super tough for years of reliable use. Bolting dimensions are the same as most manufacturers&'; - making it simple to just replace the mount Holds most manufacturers&'; products, too Positively locks gear in place Positioning at every 30 degrees