This is a brand new in the box factory assembled 18" complete upper receiver chambered in .50 Beowulf (12.7x42). 18" Parkerized heavy barrel with 1:20 twist. Mid length gas system with 15" MLOK handguard. Includes side charging BCG. $439.99 + tax. This is a cash only price, please add 3% for credit card purchase. NO TRADES. By appointment only, please call or email for date and time. Shipping available, please email zip code for accurate shipping quote.