2 thumb idle throttle stop screw set PWK Keihin carb 30mm 26mm 32mm 4mm x 0.7
You get two as pictured. Some of the PWK carbs use different thread pitch and diameter, this set is P29A 4mm x 0.7, you should check before ordering, I have the other sizes listed.
This is Brand new made by Keihin
Manufacturer Part Number: SC-8577