16" Bushmaster Superlight chrome lined barrel with free floated aluminum handguard into Bushmaster Carbon 15 flattop upper. Superior Arms lower with adjustable trigger, extended charging handle latch, Vortec flash hider. This is the lightest AR I've ever held. Comes with rear fully adjustable BUIS. The carbon fiber upper has no dust cover and no forward assist by design to save weight. Comes with one 20 rd mag and 6 well used but functional GI 30 round mags. Sling not included. $650 + shipping.