Weaver Mounts 48447 Top Mount Base 63BS Silver Marlin 36/336/Mossberg 640 Range Finders mounting tool and integrated weaver-style

mounting tool and integrated weaver-style mount

Light and easy to handle

you may actually be putting more strain on your arm and wrist

The 17 HMR laser bore sight is designed to make it quick and easy to bore sight your rifle and comes with an external battery box

Use the outstretched head for more aggressive setups

Weaver Mounts 48447 Top Mount Base 63BS Silver Marlin 36/336/Mossberg 640 Range Finders mounting tool and integrated weaver-styleEach Weaver base is machined to tight tolerances for a custom fit. These aluminum bases offer maximum strength for rings to hold tight. This base offers the rock solid Weaver cross lock design to fit a variety of rings.