1-5/16 in J cable support hooks are versatile and can be attached to a wide variety of structures using beam clamps, clips and other support components available from Garvin Industries; a Southwire business. These support hooks eliminate the problem of point loads that can cause band width damage to sensitive cables such as fiber optic, CAT 5E, 6, 7 or many others. Garvin Industries; a Southwire business J cable support hooks are an inexpensive alternative to cable trays. They provide support to sensitive voice and data cables without causing stress. Their continuous wide base radius design supports the natural bends and curves of cable. This J-Hook has a cable fill rate of 40 Cat5E cables. Retainer Clip Included!