Planet Eclipse Paintball Etek 5 OLED Board Upgrade for Etek5 or GTEKThe ETEK5 (or GTEK) OLED board upgrade is the must-have modification for all ETEK5/GTEK owners. The freedom and flexibility the board provides means you can quickly and effortlessly alter your marker settings whilst keeping an eye on it's status. We believe it's the small things th..