The M25 White Feather Tactical/Carlos Hathcock model M1A utilizes the Springfield Armory threaded, rear-lugged receiver, M-14 magazine, Low-Profile Custom Muzzle Break/Stabilizer and a Krieger Carbon Heavy Match Barrel with a 1:10 twist. In a special arrangement with the estate and family of Carlos Hathcock, each M25 White Feather receiver is engraved with likeness of Carlos Hathcock's signature, along with the White Feather logo. Special features in our package: McMillian Fiberglass Stock (M35-blk) w/spacer recoil pad system Precision Reflex M1A rigid rail scope mount Harris bipod w/QD stud installed Welded custom Match gas system Bolt lapped anf fitted Pillar glass bedded Custom Match op rod spring guide 1/2 MOA (100 yds) with factory recommended ammunition Caliber- 7.62mm NATO (.308 Win.) Barrel- 22"", Twist: 1 turn in 10 inches, right hand Krieger Carbon Heavy Match Size Weight (without scope)- 12.7 pounds, Length: 46"" long Mechanism- Rotating bolt, gas operated, air cooled, semi-automatic, magazine fed rifle Sights- Scope only, no provisions for iron sights Capacity- 10 round box magazine* Trigger Pull- SA M25 Match Adjustable Trigger (1.5-4.75 lbs.) Rifles shown with optional pre-ban 20 round magazine, available from Impact.