The Talley 2-Piece Piccatinny Base is compatible with Bergara’s B14, Christensen Arms Mesa and Ridgeline series, and Remington 700 rifles. The installation of these Picatinny base enables the mounting of a wide range of rings and scopes from tactical to traditional. These rails were manufactured in the USA and constructed out of grade 7000 alloy and given a hard anodized finish for durability and long service life.