Armalite AR-50 Early model with screwed muzzle brake. S/N US70071 0 min rail installed, 15 min rail included. T-slot nut for bi-pod mount. No sales to CA. USPS money order for $3100.00 only. Shipping to AK & HI more. Comes with and will be shipped in Doskosil hard side case. Less than 200 rounds fired, great shooter, this is my personal rifle, get one while you still can.