STK60757 is a metal bracket kit, complete with quick lock pins, which, combined with the FL-B 006 flybar, allows the installation of GTX 10 and GTX 10P Line Array modules in a stacking configuration. This kit enables stacking the modules both on the ground (on a flat and horizontal surface) and on one of the GTS series subwoofers, such as the GTS 29 or GTS 19G. The accessory is designed to ensure stable and secure positioning.