This is a new US Made Military contract wiper arm. This is adjustable from 8″ to 12 1/2″ from center of hole to tip. It also has the removable inner knurled adapter where it will fit the M151 style wiper motors with the attached adapter. This will fit the M38, M38A1, M170, CJ2A, CJ3A and many other Jeeps and trucks both military and civilian. These were made on Government Military contract so they are excellent quality. Just paint your desired color and install.