LPL Boom Unit BU-1501SP Thank you for viewing. The boom unit BU-1501SP is ideal for lighting assistance in product photography and video shooting. The size of the spigot receiver is 17mm. For safety, please use a counterweight when using. Size (approx.): W675 x D110 x H110 Weight (approx.): 0.8kg - Brand: LPL - Model Name: BU-1501SP - Type: Boom Unit - Color: Black - Features: Spigot receiver size is 17mm There are fine scratches in various places. Please check the images for details. Please consider this item with the understanding that it is used. Thank you for your consideration!