1. Leupold # 57510 bases & # 50041 30mm rings in silver finish. Have been lapped and beded. For Rem. 700 LA. $25.00 shipped tyd in the lower 48. 2. Steel picatinny rail for Rem. SA. I bought it used and do not know the brand. I was told it was 0 MOA. $30.00 shipped tyd in the lower 48.