Description

This .223/5.56 Medium/M4 Barreled Upper Assembly “SFS” is complete and ready to snap onto your Lower. The highly accurate 11.5″/14.5″/16 Medium/M4 profile barrel is chrome lined and machined from 4150 Chrome Moly Vanadium steel – rifled 1 x 9″ or 1 x 7″ Right Hand twist. An A2 Flash Suppressor. The machined aluminum flat top Upper Receiver is complete with Bolt Carrier Assembly, Charging Handle, Forward Assist, Ejection Port Cover and 9.25″/12″/15″ Windham Weaponry Aluminum M-LOK Free Float Handguard.