The SDS Imports AR-15 Magazine is a standard aftermarket magazine. This magazine is for AR-15 rifles, pistols, and similar pattern clones. The magazine holds 30 rounds of .223 Remington / 5.56 NATO. It is made from high quality Polymer and features a Smoke finish. The magazine is made to SDS Imports specifications and tolerances, using the same manufacturing and materials as the original equipment magazines, ensuring perfect fit and operation.