The Heckler & Koch HK 770 / SL7. 243 Win Magazine is a high-quality firearm accessory designed for rifles. Made in Germany, this 10-round magazine is compatible with the HK 770 and SL7 models, featuring a durable construction with blued steel and steel materials. This OEM magazine ensures reliable performance and compatibility with your firearm, making it a crucial component for hunters and sporting enthusiasts looking to enhance their shooting experience.