Holder for the idle (or progression) jet for a Weber IDF carburetor.
This is the current production version of this idle jet holder that measures some 13 mm in overall length.
Early versions of these carburetors used a different version holder that measured 17 mm in overall length.
That old version can be found HERE.
This product is priced, and sold, as a single unit.
Required quantity per carburettor: 2
This is item number 24 in the drawing of the Weber IDF carburetor.
This is Weber Part Number: 52570.006