Universal Fixed Wake Tower Brackets Install 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 Pair Warning [https://productimageserver.com/prop65/6pt.png]WARNING: 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 [http://P65Warnings.ca.gov].