The ETS® HK® MP5, SP5, HK94 9mm 10-Round Carbon Smoke Magazine is an affordable, yet reliable extended magazine engineered to deliver exceptional reliability and jam-free feeding performance in high-stress tactical applications. Featuring an impact-resistant polymer tube with a transparent carbon smoke finish and reinforced feed lips for lasting strength and reliability, this magazine comes equipped with a high-strength steel wire spring and anti-tilt polymer follower for dependable operation, while the creep-resistant feed lips ensure superior stability. To top it off, ETS uses a proprietary polymer that’s extremely chemically resistant, with superior heat/cold & UV resistance, with feed lips that won’t creep even after being stored and loaded for months on end. Lifetime warranty. Made in USA.