FLUX DEFENSE Raider 365 Ultralight Magwell - Full Size Black. (Not compatible with aluminum Raider 365 chassis) Machined out of 7075 T6 aluminum. Specifications for FLUX DEFENSE Raider 365 Ultralight Magwell - Full Size: Manufacturer: FLUX DEFENSE Color: Black Fabric/Material: 7075-T6 Aluminum Gun Make: SIG Sauer Gun Model: SIG Sauer P365 Package Contents: FLUX DEFENSE Raider 365 Ultralight Magwell - Full Size Magwell Pin What firearm models does the manufacturer say FLUX DEFENSE Raider 365 Ultralight Magwell - Full Size is compatible with? The manufacturer says that FLUX DEFENSE Raider 365 Ultralight Magwell - Full Size is compatible with SIG Sauer P365FLUX DEFENSE 165-00041: Raider 365 Ultralight Magwell - Full Size Black