The Unistrut P1000 Series of channel (1-5/8" wide) is by far Unistrut's most popular line of channel. It is available as a solid, single channel (P1000), a slotted, single channel (P1000T), or with a variety of different hole patterns. The P1000 Series is also available in different channel combinations of two to four welded pieces, including the most popular: Back-to-Back Unistrut Channel (P1001). Each of these single, or combination Unistrut channels, in solid form, or with holes, is available in an array of finishes, including: Pre-Galvanized (PG), Perma-Green (GR), Hot Dip Galvanized (HG), Plain Carbon Steel (PL), Gold Electro Galvanized (ZD), Type 304 Stainless Steel (SS), and Type 316 Stainless Steel (ST). Please contact us for a quote, if you do not see the specific style of channel that you are looking for listed for sale on our website.