The LH1151 A.A.G. Stucchi 285/MAU-TR is a G5 base socket / lampholder for T5 LED or fluorescent tubular lamps. It is rotory locking to lock the lamp in place. The LH1151 A.A.G. Stucchi 285/MAU-TR mounts via two split pins on the rear of the socket and has a spring to keep tension on the lamp. ...