The needle valve is used to adjust the fuel/air mixture going into the carb.
This is just the needle (and NOT the entire needle valve assembly), the set
screw for the needle and the O-ring that goes between the needle and the needle
holder.
– If you need more information, use these O.S. resources –
All materials copyright
2009
Tower Hobbies. Unauthorized use of any materials presented here is prohibited. Copying or reproducing any elements from this page is not permitted. All prices, descriptions and availability
subject to change.‡Displayed within some areas of our web site, the Retail Price is suggested by the manufacturer or supplier, or
estimated in keeping with standard industry practice. It may not represent the prevailing price in your area or a price that Tower Hobbies has ever offered for the item.