OEM compatible stand off
Round base 12" long stand off that is able to be trimmed down to fit your requirements. To shorten the length of the tube, remove the end cap and push the nut-insert into the tube.
Ladder Stand Off; Replacement For RV Ladder Original Stand Off; 12 Inch Length; Single; With Base Plate/ Stand Off Tube/ Connector Nut/ Black Plastic Ladder Receiver/ Screws; Round base