Universal Fixed Wake Tower BracketsInstall your Signature Series Wake Tower speakers with ease, using the Universal Fixed Wake Tower Brackets. These brackets are designed to securely fit a range of wake tower pipes, with inserts included to suit - 63.5mm (2-1/2 in) 60.3mm (2 3/8 in) 57.2mm (2 1/4 in) 50.8mm (2 in)48.3mm (1-29/32 in)42.2mm (1-21/32 in)33.4mm (1-5/16 in) Sold as a PairWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.