The TC5141 is a saddle support base, length of 17.07mm (0.672 inches), width of 11.15mm (0.439 Inches), mounts with #6 pan head screw. This mounting base provides a saddle for the wire run. The Ty-Rap tie is threaded under the bundle and tied in a usual manner. For use in temperatures ranging from -40°C to 85°C (-40°F to 185°F).