SAP Magnum Two Round Holder CZ 457 We provide custom hardware and

We provide custom hardware and spacers that will need to be embedded in the stock giving your Universal rail a solid base for mounting

Note: Clamp must be slid off the end of the ARCA rail to remove or attach

KeyMod - comes with KeyMod screw Mounting Hardware

Standard replacement size

Then the Adaptive Tuning System (ATS) be what you’re looking for

SAP Magnum Two Round Holder CZ 457 We provide custom hardware andNEW Magnum cartridge size! Hold an extra two rounds right where you need them in a pinch with the SAP Magnum Two Rounder! This two round holder attaches with Velcro to side of rifle near ejection port. This little guy has saved my bacon on that one last shot more times than I can remember! Don't know which Two Rounder for your round? Measure the case and compare to the specs here. Important! You must clean the stock with a good quality rubbing alcohol