The 4 bolt flange can be used for many things. The primary use is the make a section of tube removable. The flanges are also used for connecting tube through a firewall ot other sheetmetal. The Motobilt 4 bolt tube flange is CNC laser cut from 3/16 inch high strength steel plate. The bolt holes are designed to be used with 3/8 inch bolts.

• 4 bolt tube flange for 1.75 inch OD round tube
• CNC laser cut from 3/16 inch high strength steel plate
• Bolt holes designed for 3/8 inch bolts
• Sold as each