Anarchy Outdoors Extended Magazine Release Gen 2 CZ Rimfire Black CZ-MR. Do you run a Masterpiece Chassis KRG Bravo or and other chassis and wish the magazine release was longer and easier to use? If so then the Anarchy Outdoors' extended magazine release is just what you need. It is compatible with any 452 455 and 457 CZ rim-firerifles. Anarchy's CZ rimfire riflesextended magazine release allows for faster and more convenient magazine changes. Specifications for Anarchy Outdoors Extended Mag Release Gen 2 CZ Rimfire: Manufacturer: Anarchy Outdoors Gun Make: CZ Color: Black Finish: Anodized Fabric/Material: Aluminum Condition: New Features of Anarchy Extended Mag Release Gen 2 CZ Rimfire Aluminum with a hard anodized finish Not compatible with metal CZ magazines Package Contents: Anarchy Outdoors Extended Mag Release Gen 2 CZ Rimfire Anarchy CZ-MR: CZ Rimfire Extended Magazine Release Gen 2 Black