The side mounting bolt holes measure 7 inches apart on center for the Lippert Manual Pull-Out Step for RVs - Double - 7" Drop - 24-1/4" Wide # LC432682.
From the bottom of the bracket to the bolt holes it is 9 inches, or from the top to the bolt holes it is 3/4 of an inch. If needed, you can also install them using Lippert Outriggers for Manual RV Steps # LC301704. And for mounting hardware use Mounting Hardware for Lippert Electric and Manual RV Steps # LC118155-72. view full answer...