Power-Rise Adjustable Sit-Down Post - Stainless SteelStainless Steel Pedestal, Adjusts From 15" To 21-1/2" Use As Seat Or Leaning Post. 3 Degree Tilt Cast Aluminum Swivel, Rotates 360Adeg. Use With Any Non-Locking Spring-Lock(TM) Base (sold separately).Rated ABYC Class H-31 B (Fishing Only) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }