• Adds upper support for premium top level stability
• Must be used with C-HDM-401 support arm for additional support
• Simple slide and tighten length adjustment
• Easy installation to C-HDM-100 Series mounting bases, along with C-HDM-401 support arm

• Overall closed length adjustment from center of pole 13.25" (33.66 cm)
• Overall extended length of support arm assembly from center of pole 22.75 inch (57.79 cm)
• Gross Weight: �3.00 lbs

Abbreviated Product Description:

BASE, VMT, HDM, OPT, SPRT, SP,

Download any of the following documents for additional product information:

• Installation Instructions (PDF)
• Installation Instructions (PDF)
• Isoview Drawing (JPG)
• Product Sales Sheet (PDF)
• Setup Guide (PDF)
• Heavy Duty Mount Configurator