Strength and versatility Warne Maxima steel bases are the strongest and most versatile mounting system available today. The simple low profile design along with steel construction is a significant upgrade from any other 2 piece bases. The Maxima Steel Bases are modeled around the popular weaver design which is one of the strongest and most versatile mounting systems available today. The low profile of the Maxima Steel Bases give your firearm a sleek look. When used in conjunction with Warne Maxima QD Rings the shooter is able to utilize the open sights by looking over the top of the bases without sacrificing the normal shooting position behind the firearm. Maxima Bases also offer a full width recoil slot in each base. This feature allows the recoil control keys of Warne Rings to attain maximum bearing surface. Maxima scope bases from Warne Scope Mounts are a reliable addition for Browning A-Bolt and Pierce Actions models. With our Maxima line of scope bases you get strength and versatility through quality materials and superior manufacture. Made in the U.S. we use high-grade steel to offer you impressive durability packed in a low profile. Ideal for Pierce Actions and Browning A-Bolt models the M912/912M Savage 10/100 two-piece base features 8-40 screws and mounts to receiver with same size screws. Fits: Bergara New 2018 Premier Rem 700 Style HS Precision Rem 700 Style Long Action Remington700 Police XCR 338 Lapua (All with 8-40 screws)