On-Stage SSA2 Adapter Sleeve for Speaker Brackets Increase speaker mount compatibility with our SSA2 Adapter Sleeve for Speaker Brackets. The adapter fits between a pole and a socket, enabling a speaker bracket or stand with a 1 3/8" speaker-mounting pole to securely hold a speaker with a 1 1/2" pole-mount socket. Its heavy-duty construction ensures sturdy support for reliable speaker placement. General Features: Enables a 1 3/8" speaker pole to securely hold a speaker with a 1 1/2" mounting socket Heavy-duty construction for dependable speaker support Product Properties: Application Fits on 1 3/8" stand and mounts into a 1 1/2" speaker cabinet Color Black Construction Steel Inner Diameter 1 3/8" Outer Diameter 1 1/2" Product Type Speaker Stand Accessory Warning: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.