LMT Mercer Group manufactures their products are in the USA, and they offer a Limited Lifetime Warranty on each product they make. LMT prides itself on making the highest quality products. These post caps are made to fit most brands of Composite, Vinyl, and Wood, deck and fence posts. With a large number of products, LMT has an option to fit your style and budget. From lighted post caps to standard post caps, to the power supply to run your lights to an ADA hand rail, LMT has you covered.