Fits a 4" x 4" post

Vinyl gates can be pretty heavy and load bearing for normal unsupported vinyl posts

Compatible with LiftMaster® Models BG770 and BG790 Barrier Gate Operators

Control Box locks traffic spike sections in the up or down position serves as speed bump when spikes are locked down

Vinyl Picket Railing Kit 42" x 96" - Black AFC-0304 Fits a 4" x 4"Ply Gem's diverse railing product line encompasses all elements of design, strength and function. It's the ideal railing system for residential, multi family or commercial applications, especially in hard to maintain areas. This kit includes: (2) 2" x 3 1 2" x 95 3 4" Standard Rails, (1) 2" x 3 1 2" x 95 3 4" H Channel, (18) 1 3 8" x 1 3 8" x 37 1 2" Pickets, (4) Bracket kits 2" x 3 1 2" Modified Base OEM Trim, (1) Adjustable Footblock, and (1)