I have for sale a P.O.F. 11.5" barrel upper. The upper has the Predator rail system, Krink flash supressor and C.R.O.S. also included is 2 ladder rail covers (left and right rail) The bolt carrier is the 2 piece design. The barrel is chrome lined and 1x7 twist. $950 plus shipping, I will except Paypal (paypal +3.5%) or postal money order. The upper has about 1,000 rds. thru it and is in great shape. If you want to see pics get me your e-mail address and I'll send them to you. This upper is only legal on registered full auto's or short barrel rifles or pistols. E-mail is the best way to contact me I can't always check I.M.