Bath Truck Caps. Complete line of truck caps, and bed liners. Leer and Ranger caps. Leer and Extang Tonneau Covers. Low Prices. 545 East Main Street, Bath PA 18014. Get the best cap for your truck. Low-Low Over Head saves you money. Family owned and operated. Proudly serving Pennsylvania, New Jersey, and New York. PA, NJ, NY, Allentown, Easton, Bethlehem.