Manfrotto 033B Single Autopole Extension, 78.7 Inches, BlackManfrotto 033B Single Autopole Extension, 78. 7 Inches, Black Black Autopole Extension tube, suitable for Autopole2 and Autopole. Key Features Use it as a background crossbar with the Super Clamp and U Hook Extend the height of your Autopole 78'' (2 m) 40mm diameter aluminum pole Technical Specifications Weight 1. 98 lbs Closed Length 78. 74 in