these work , here some pics
i also had loose ones , try contra and super c along with tetris and you will know they work
but some people hate them
Bandai Super Controller #06219
1986 Bandai American , INC
Comes With
2 Super controller clip ons (Blister Pack Seal)
3 JoySticks add on
This is a set of add ons that lets you make your standard NES Controller D-Pad a Simulated Analog
Great Item To Have
ADDED dont mind this
Rarity
Item 5/10
Box 6/10
Insert NA/NA