This bag has been known to fit the Harley Davidson custom softail, night train, softail standard, geritage, fat boy, heritage springer.
The Honda VTX-C 1800, VTX-R 1300 and many more.
Product Description

This economical saddlebag features our Eazy-Buckle system, snap off throw-over, and fold down handle.
Measures
19"W
10.5"H
7"D