Click to expand Tap to zoom Arcturus D-Day M4/M16 30/130 Rounds Variant-Cap Airsoft Magazine by Arcturus Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $21.99 SKU MAG-MS-BK Black - $21.99 Dark Earth - $21.99 Black Dark Earth COLOUR 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Compatible with most major M4 brands. Can switch between 30 & 130 round capacity. Polymer construction.