Black and Decker 14.4v to 18v battery adapter/extender

I purchased a thrift store find Black and Decker small circle saw, and was surprised to discover it was a 14.4v not an 18v like my drill and weed wacker use!

Well the only physical difference is a small pin on the battery (Dremel it off!) and a longer battery needed a longer latch!

This should simply be glued onto the end of the 14.4v device, and allow the 18v battery to slide in and lock like normal.

BEWARE!!!! you are putting an 18v battery in a device designed for 14.4v! This will re