O.S. Muffler Screws #743 (2)Tower Stock# LXCP77 • Manufacturer Stock# 24925202
They are used to mount the muffler to the engine. These are also used
as Carburetor Mounting Screws on the OS Max BGX-1 3500 engine.
Socket Head (allen-type)
None, item is a stock part
Screw size: 3.5mm x 12 mm, machine threads
Can also be used anywhere a 3.5mm x 12mm is called for.