The Franklin Armory® BFSIII® Equipped M4-HTF™ XTD R3 is the third edition of our M4-HTF lineup. This M4 is more than ready for any situation that Hits The Fan. The XTD version comes with a 16” lightweight contour barrel topped off with our recoil mitigating Aura® Muzzle Break. While the FSR Handguard offers a multitude of attachment points for your accessories.