Lowers, Uppers and Parts Kits

Our Parts Kits


Smith Tactical LLC is an OEM manufacturer. Every part used in our kits is designed and manufactured for us, by us, with very few exceptions.

Our kits consist of: 

(1) 12.5"/14.5"/16" Caliber premium barrel

(1) BCG- 5.56 NATO Bolt Carrier Group   

(1) Smith Tactical Free Float Hand Guard with Detachable Rails - 10"  

(1) Enhanced Trigger Group with full parts kit

(1) 0.750 Adjustable Gas Block  

(1) Melonited Gas Tube  

(1) Mil-Spec nd plate  

(1) Mil-Spec Castle Nut/Steel  

(1) Mil Spec Buffer Tube   

(1) SBM-4 Pistol brace  

(1) Buffer  

(1) Buffer Tube Spring  

(1) Mil-Spec Charging Handle

(1) Mil-Spec Dust Cove  

(1) Forward Assist  

(1) Smith Tactical Muzzle Brake  

(1) Vertical Foregrip  

Defiance-15 Parts kit

Contact Us

Interested in a kit? Let us know!