Heyco 4016 EPDM Snap-In Liquid Tight Bushing Gray color PG11(25 Pack) LTB 70-100/PG11 GRAY Simple to install–snap LTB into place, cut cable end at a 45° angle, pierce thin LTB membrane then insert and pull back cable to form a liquid tight seal. Provide light strain relief to the cable. Can be used as a liquid tight plug. Offers protection to IP 67. Ozone and weather resistant. For outdoor and indoor applications.