Remington 700 Integral Scope Mounts Z2 Alloy Rifle (Matte Black, High) Matte Black; Fits all Remington Model 700's Secure attachment; TORx grade 8 tactical screws Super strong design; base and lower ring all in one Fits 30mm scope tube without inserts or 1-inch with inserts Z-2 alloy construction; 50-Percent stronger than aluminum