2BA rounded cheese (fillister) slotted head screws, stainless steel, 3/4 inch long with rubber washer, pair.An accurate cnc machined, UK made 2BA slotted 3/4" (19mm) u.h screw with many applications. These screws will fit Lucas tail light lenses pre 1972, Commando and Dommie etc. Most headlamp rim grips, and has many other applications through many industries particularly involving electrical equipment. It has a slightly raised and domed head and would often be referred to as a raised cheese head (filister) type except its slightly different. Lucas used a similar shape but altered the dimension ratios, increasing the size of the head.