Manufactured to factory OEM specs, the Sig Sauer® P320 / P250 9mm 10-Round Magazine - Coyote is a durable, precision-engineered backup magazine, designed to deliver smooth, reliable performance—even in the most challenging environments. The stainless steel body offers superior strength and corrosion resistance, while the high-tensile steel spring and anti-tilt polymer follower deliver smooth, snag-free feeding performance. The impact-resistant polymer floor plate is easily removed when maintenance and cleaning are required. Plus, factory-drilled and numbered witness holes offer quick, visual round counts for added reliability.