Leviton 26800-4A9 Twist-in Socket for G24q and GX24q Lamp Bases, 4-Pin, 120 W, 600 V, White Allows cost-effective design of smaller, tighter luminaires with compact fluorescent lamps Lighting fixtures for retail, commercial and industrial facilities For use with universal wattage ballast only Eliminates pulling and pushing during lamp insertion that can damage lamps or fixtures Easy rotate and lock action speeds up assembly and relamping time