CAA - MC16N Magasin Coupler for M4

The new and improved magazine coupler holds 2 M4 style magazines together for a fast reload. The package comes with a small and a large removable mag-well insert. The inserts stacks the magazines at different heights. It locks in place with three adjustment screws. Compatible with, Standard M4 Spring Loaded Magazines Main Material: Polymer Weight: 160g ...