sentences:  There is also a variant with quad-rail handguards and telescopic CAA CBS-style buttstock and sometimes with extended quad-rail and cut carry handle.The Terab rifle manufactured by the MIC (Military Industry Corporation) of Sudan is a clone of the Iranian DIO Sayyad-5,56, itself a clone of the Norinco CQ.The manufacturer's website lists it as a 7.62×51mm NATO which would make it more of a copy of the AR-10.