Product Description ATI ALPHA MAXX RIFLE IN .300 BLACKOUT WITH 16" BARREL , 1:8 TWIST RATE . NEW PATENTED POLYMER 13" MLOK RAIL AND MM4 REAR STOCK 30 ROUND MAGAZINE ATA ARMS ALPHA MAXX at Guns.com Browse all Guns.com deals $349.95 In Stock at Guns.com Price verified 3d ago Buy Now at Guns.com Secure checkout Easy returns or compare prices Amazon eBay Product Details Category Semi Auto Brand Ata Arms MPN 309158 Rifles Ata Arms