Guncraft 20 round extension kit for Black Dog .22WMR AR-15 magazines

This is the Guncraft 20 round extension base kit for Black Dog 14 round .22WMR .17HMR magazines.

Manufactured from a tough matte textured black polymer the +6 base is profiled to slide over the bottom of the 14 round Black Dog .22WMR magazine and is secured in place with the bottom two screw fixings.

• +6 base extension
• Stainless fixings
• Hex keys for both mag and extension screws
• Fits in minutes

Please note: the magazine pictured is not included, magazines available here.