Built from durable steel with impact-resistant baseplates, the HK® Mark 23 .45 ACP 12-Round Magazine is a genuine HK pistol magazine, engineered to deliver ultrareliable operation and smooth feeding performance in any fast-action environment. The high-tensile steel spring and polymer follower ensure proper cartridge alignment for jam-free operation, while the precision-machined witness windows offer quick visual round counts. The HK Mark 23 is one of the world’s most rugged combat handguns. Engineered to deliver match-grade accuracy to rival most custom-made handguns while consistently performing over hundreds of thousands of rounds, it’s no surprise that the Mark 23 has been adopted by military and special forces from all over the globe. What are you waiting for? Grab a few spare Mark 23 mags today!