SEWING LIGHT BLACK MERCURY

THIS IS A REPLACEMENT LIGHT ASSEMBLY FOR SINGER 66 AND 15 CLASS MACHINES WHICH ALSO WORKS ON JAPANESE COPIES OF THESE OLDER METAL STRAIGHT STITCH SEWING MACHINES

SIMPLY UNSCREW THE ROUND BACK COVER NEAR THE HANDWHEEL AND SCREW THIS LIGHT ASSEMBLY BETWEEN THE BACK OF THE MACHINE AND THE ORIGINAL COVER.  VOILA! YOU HAVE LIGHT ON AN OLD MACHINE.  

WILL WORK ALSO ON OLD TREADLE MACHINES.  CAN BE ATTACHED TO AN EXTENSION CORD.  NORMALLY USES ABOUT 15 WATTS