This clean, stylish, ergonomically designed pedestal kit offers smotth movement without wobble, outstanding strength and lasting corrosion-resistance. Made from hard-anodized aluminum with stainless steel springs and a bead-blasted base that's also clear coated, it features the patented Lock' N-Pin system that leads the industry in safety by preventing unintentional detachment for seat mounts, posts and bases. Made in USA.Features:Lock' N-Pin products exceed ABYC Standard H31.6.1Slider has gear-tooth lock mechanism for easy locking/disengagingSlider rides smoothly on acetal linear bearingsErgonomic handlesPost: 13"Base: 9"dia.Black powder coated