12" anodized aluminum pedestal with 9" round base, 3-1/2'' outer post with 2-7/8" inner post and four grooves with keys to provide rotation lock and restrict movement collar covers bushing and inner post keys. Allows 3-1/2" of vertical travelDeveloped and intended for recreational inshore useTested to ABYC H31 dynamic static loads Package Includes:2-7/8" EZ-Ride Pedestal2-7/8" Locking Trac-Lock™ Swivel9" Round Floor Base