Part number M-5712 allows 2" female fuel caps to be installed on 2-1/2" male filler neck with 8 threads per inch.
Kits includes adapter, installation instructions and adhesive.
Unit of Measure

Description 

N/A Part number M-5712 allows 2" female fuel caps to be installed on 2-1/2" male filler neck with 8 threads per inch.
Kits include aluminum adapter, installation instructions and adhesive.