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.Securely attach your scope to any m16 variant with a carrying handle using this rugged mount.Delivers rock-solid stability for repeatable accuracy.Use with leupold qrw mounts.
Type: 1-Piece Base
Model: Mark 4
Style: 1-Piece
Misc: No Gunsmithing Required
Finish: Matte Black
Material: Steel
Pieces: 1
Gun Type: AR Platform
Rings Included: No
Type: 1-Piece Base
Model: Mark 4
Style: 1-Piece
Misc: No Gunsmithing Required
Finish: Matte Black
Material: Steel
Pieces: 1
Gun Type: AR Platform
Rings Included: No
