The Sig Sauer magazine connector package includes Two 30 round aluminum 5.56mm NATO magazines that are connected with a black polymer magazine connector. The magazine connecter is designed to keep 2 magazines connected while either magazine is inserted into a standard AR-15 lower. This ensures that a magazine switch can be preformed quickly and efficiently with an economy of motion.

Specifications and Features:
SIG Sauer Magazine Set with Magazine Connector MAGSET
Two 30 round aluminum 5.56mm NATO magazines
Magset polymer magazine connector
Magazines are gray, Magset connector is black

Fits:
Standard pattern AR-15's
SIG Sauer M500/516/556 rifles