The ProMag Industries SIG-A8 Magazine is engineered for performance, reliability, and ease of use. With a 17-round capacity, it is designed for avid shooters seeking high-quality firearm accessories. Constructed from durable steel, this magazine ensures longevity and resilience during rigorous handling. Each component undergoes meticulous inspection, guaranteeing optimal functionality and dependability. Manufactured in the USA, it comes with a lifetime guarantee against defects. 17 - Round Capacity Steel Construction Heat-Treated Chrome Silicon Wire Spring Manufactured & Assembled in the U.S.A. Easy Loading Rugged Construction Invest in the ProMag SIG-A8 Magazine for unmatched quality and performance.