Pop Bumper Bracket & Leaf Switch Assembly B-12030-2
Ships from US and is sold by Pinball Life$9.95
Pop bumper bracket and switch assembly used on many Williams/Bally pinball machines.
Also works as a great replacement for Data East/Sega/Stern pop bumper bracket and switch assembly 515-6459-09R.
Williams/Bally reference numbers SW-11A-37 & -12030-2.