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Leupold Mark 4 Steel bases are the ultimate cross-slot rail for tactical, precise, long range shooting.
This 1 piece rail features a 20 MOA cant for long range target engagement.
This rail is designed for Remington 700 Long-Action rifles only and includes both 6-48 and 8-40 threaded screws. Screws are supplied with locking Nylok threadlocker and won't back out under recoil or vibration. The Universal cross slot design of the base allows the use of Picatinny or Weaver style rings.
Base weight is 5.2oz.