The Spec15 Fusion rifle features Spec15 forged aluminum upper and lower receiver set, a 4150V chromoly barrel and a salt bath nitride coated bolt carrier group. For the rifle's furniture, the Fusion features a Mission First Tactical EPG16 pistol grip and a MFT Minimalist stock. A 12' M-LOK Slim Handguard offers plenty of spots for the attachment of M-LOK compatible accessories, the Picatinny rail sections on the upper receiver and handguard allow for the easy addition of iron sights, scopes, and red dot sight systems.