The product is a HPA air CO2 tank adapter designed for use with SIG SAUER MPX and MCX rifles. It allows for the conversion of 88g CO2 tanks to HPA air tanks, providing a reliable and efficient source of power for your firearm. The package includes one adapter, making it a convenient and essential accessory for firearm enthusiasts who prefer using CO2 tanks for their MPX or MCX rifles.

What you see pictured is what you receive except stock photos.