The all metal aluminum adapter block makes a 90 degree angle for any mount or base.
The small end of the block has a drilled 1/4 hole. The flat end is centered with a 1/4" through hole, and threaded 4-40 three hole pattern.
The small end of the block has a drilled 1/4 hole. The flat end is centered with a 1/4" through hole, and threaded 4-40 three hole pattern.