This barrel is a nicer then I deserve. - I don't shoot well enough for a top notch barrel like this. Its a 16inch with mid length gas system Unfired Shilen match grade barrel. This one was made for axts rifles. (If you haven't seen there rifles you should check them out) Here's the description. a precision match grade barrels start out as a Shilen 416R blank with a 1 in 8 twist and are turned to acustom profile. AXTSbarrels are chambered in .223 Wylde as well as a hand polished crown and are fitted with the highest quality barrel extensions with polished feed ramps. According to AXTS, accuracy is sub 1/2 MOA using 55, 62, and 77 grain ammunition. With factory grey coating. Shilen sells there barrels for $480 I'm asking cash $300 Trade 400-450 Trades Glocks in 9mm Glock 17 mags 9mm ar barrel Gold or silver at spot price Sks Couple mosin nagants Seacamp 32 Other pistols in 45, 9mm, 380 Snub nose Make offers.