Frankin Amrory offers a variety of trigger springs, buffer tubes, & M4 carbine stock kits. For the best AR lower parts & kits, shop Franklin Armory parts today.
We start out with a fully billet machined upper and lower receiver set that we machine in house. Our receiver sets are matched for the perfect fit for the tightest tolerances for accuracy and reliability. Learn More Weight: Starting at 4.1 lbs. Guaranteed Sub-MOA The Elite Looking for the ...