K4(B5819W) K4.0 K4.2X13/D7981C-A2 K4.2X13/D7981C-A4 K4.2X13/D7982C-A2 K4.2X13/D7982C-A4 K4.2X16/D7981C-A2 K4.2X25/D7982C-A2 K4.2X32/D7982C-A2 K4.2X32/D7982C-A4