Sig version of the M4 carbine, standard markings, birdcage flash hider, flat top upper receiver, with Picatinny rail, ribbed and ventilated handguard, checkered grip and collapsible buttstock. With Sig Sauer soft case and Sig Arms hard case.

Excellent overall with 99% original black finish. Mostly light handling marks, and some small scattered scuffs. Mechanically excellent. Cases are excellent.