Used Roland US-20 Unit Selector for 13 Pin GK-2A / GK-3

Used Roland US-20 Unit Selector in good condition, designed for 13-pin GK systems like the GK-2A and GK-3. Easily switch or combine two 13-pin GK-equipped guitars (or two GK sources) into a single compatible Roland/VG/GR device for fast, stage-ready changes. Features two 13-pin inputs, one 13-pin output, rugged Roland build, and simple footswitch control for A/B selection. A practical solution for streamlined GK rig routing.