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Building an AR-10: Pointers and Potential Pitfalls

Large-frame, AR10-style rifles are a different beast from their 5.56 NATO little brothers. Here are...

Must-Have Spare Parts for Your AR-15

While the AR-15 is a popular choice for shooters across America, many owners don't take...

On the Range: CMMG MkG 45 Guard in .45 ACP

Shooting Illustrated staff had a chance to take the CMMG MkG 45 Guard in .45...

Centurion Arms Mk18 Mod 1 Upper Receiver

This SBR upper receiver is as close as you can get to owning one of...