Features a superior ergonomic design and easy to find rapid release latch mechanism. The large easy-grip lock-nut offers easy adjustment. 180? vertical adjustment range for a variety of rod tip height settings. Use with casting and spinning rods. Includes Bi-Axis mount. This design offers an improved fit with positive lock for secure rod holder mounting. Can be mounted on side or top of gunwale. Compatible with all Attwood and other leading rod holder mounting patterns.