Available for virtually every long-range tactical rifle, Mark 4 bases and rings are strong, lightweight, and exceptionally durable.
Mark 4® Tactical Bases are the only bases to accommodate both the oversized 8-40 screw and a 6-48 screw, providing compatibility with the widest range of modern tactical firearms. Both styles of screws are included with each Mark 4 base.
- 8-40 Adaptable (Mark 4)
- Leupold Mark 4 AR-15/M16 Handle Mount
- Leupold Mark 4 CQ/T Flat Top Mounting Bracket
- Mark 4 Base Availablilty (Mark 4)
- Mark 4 Bases Accept (Mark 4)
- Mark 4 CQ/T A.R.M.S. Throw Lever Mount
- Slot and Spline Design (Mark 4)