Springfield Trac-Lock Swivel/Slide Non-Locking Mount f/2-7/8" Post [1100521-L1]Trac Lock Swivel Slide Non Locking Mount for 2 7 8" Post Trac Lock locking slide and swivel seat mount is for a 2 7 8 in. post. Features: Travels 5 1 4 Forward and backward with fingertip control Self lubricated pads provide a smooth, easy glide Made of high strength aluminum Rotates 360 Powder coated swivel prevents corrosion Fits 2 7 8 posts Specifications: Platform (inch): Large 7 1 4 x 13 *5 Year Limited Warranty WARNING: This product can expose