The BCA AR-10 Sporter Complete Upper Assembly has a 16″ SOCOM barrel made of 4150 steel with a parkerized finish. The barrel has a 1:10 twist rate and includes 15″ lightweight keymod, a sporter upper receiver and an A2 bird cage flas hider. It is chambered in .308 and machined with AR-10 feed ramps in the barrel extension.
The BCA Sporter Upper Assembly, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and upper receiver assemblies includes test firing prior to approval and shipment. This upper assembly is also backed by our BCA limited lifetime warranty. Choose an upper assembly designed by a U.S. company made in the U.S.A. Choose right, choose accurate, and choose BCA.
BCA DOES NOT recommend using steel cased ammo in our Assemblies or Rifles.