The Top of the Line Exhaust Nut Wrench is an inexpensive alternative priced less than half of the factory BMW wrench. This wrench is designed to catch every fin on the nut as opposed to ever other fin on the nut. See PDF thumbnail for tips on removal of exhaust nut if yours is seized. This tool fits all 1970-1995 airheads. Also fits 1955-1969 R69, R69S, and R69US. This tool is recommended for all top end reseals.