1.75"x19" (1U) 24 Port Low Profile Category 6 Feed-Thru Mini-Coupler panel w/Cable ManagerDescription Features Downloads L com now offers a compact 1U (1. 75") Rack Height Panel that comes with 24 Category 6 Keystone style Low Profile Mini couplers installed. The PR175 C6 24M CM also comes with a rear cable management bracket accessory kit that can be installed to provide a means to organize and secure your patch cabling. 19" x 1. 75" (1U) Rack panel with 24 Category 6 Keystone Low Profile Mini couplers for high speed data applications