Check the listing for details. Sound Town 2-Pack 20”Sub Mounting Poles Compatible w/h 35mm Mount STSD-20B-PAIR. Condition: New. Listed at 23.79 USD. Untitled Document STSD-20B-PAIR Sound Town 2-Pack 20” Subwoofer Mounting Poles, Compatible with 35mm Mount The Sound Town STSD-20B-PAIR is a 2-pack subwoofer mounting poles (2 x STSD-20B). Each of the poles allows you to mount PA speakers on top of the subs for increased sound dispersion. Industry-standard tubing fits snugly into most types of subwoofers and PA speakers which come with 35mm mounting holes. Features 2-Pack subwoofer speaker mounting poles included Heavy-duty steel construction 20” long, compatible with 35mm (1 3/8”) mounting socket Mounts speakers to subwoofers for increased sound dispersion Lightweight and easy to carry Dimensions & Weight Product Width (in.) 20" Package Width (in.) 20.5" Product Height (in.) 1.38" Package Height (in.) 1.6" Product Depth (in.) --" Package Depth (in.) 3.2" Product Weight (lb.) 2.3lbs Package Weight (lb.) 2.6Ibs Warranty/Certifications Manufacturer Warranty 1 Year Contact Us We can be contacted at any time through eBay messages if you have any questions, comments or product requests. We will respond to you as soon as possible and do our best to help you out! We encourage our customers to contact us with any questions or concerns!