Black Steel C-ChannelThis is a Black Steel A36 5'' x 6. 7# x 20' C Channel. The "#" of the channel means the Weight Per Foot in Pounds. When multiplied by the length, it will give you the total weight of the channel. Ideal for all structural applications, general fabrication, manufacturing and repairs. Steel C Channels are widely used in industrial maintenance, agricultural implements, transportation equipment, truck beds, trailers, and more. It's C shape configuration is