WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov
HO scale Nathan M5R4 air horn from Cal Scale. This detailed locomotive part is designed for adding the correct horn style to diesel locomotives and is well suited for detailing, kitbashing, and locomotive upgrade projects. Bowser's Cal Scale catalog identifies 190-676 specifically as the Nathan M5R4.
