Williams ROAD SHOW pinball dual crank, link & plunger assembly.
Reference:
A-19694 link & plunger dual assembly
01-13211 (1) link
02-5077 (2) pin-link
20-8712-12 (2) e ring 1/8 shaft
4010-01169-04 (2) set screw 10-32 x 1/4 sh-cp-n
A-13278 (1) plunger
A-14185-1 (2) drive arm