CV boot for front axle on the Chinese made Huansong (Baja), CF Moto ATVs, and others - Includes both clamps.
ID on small end is about 17mm and on the large end 60mm. Part numbers we have seen in the past and present visible on these boots are C-1589 or C-1610.
These are also likely used on some of the UTVs and dune buggies from China.
Manufacturer part # 45600-023-01-03 clamps #45600-023-01-02, 45600-023-01-04 (Clamps may not be exactly as shown.)