PWS FSC556 WITH 30 cal bore.
30 cal bore
Great fit for the early model cz Bren 2 ms in 762x39 with 1/2x28 threads.
****some newer Bren 2 ms 762x39 came with 5/8x24 so measure your threads pitch before ordering as we are not responsible for those that do not fit your thread pitch***
*** If none in stock please contact us for a pre order to send out for finishing ***