FORMS:
, UNTHREADED, 1/2" ID, , , NONE, NO, ,
UNTHREADED, , 12MM ID, , , NONE, NO, ,
, THREADED, 1/2" ID, , , NONE, NO, ,
, THREADED, 12MM ID, , , NONE, NO, ,
, UNTHREADED, 1 1/2" X .120 TUBE, 1/2" ID, , , NONE, NO, ,