The Incra MITERCHANNEL32 32-Inch T-Slot Miter Channel works with INCRA Miter Sliders and INCRA Miter Gauges or any standard 3/8 by 3/4-inch miter bar. You can use the Miter Channel with miter gauges, feather boards, hold-downs or sliding jigs. They have a T-Slot design for hold down capability and mount easily with pre-drilled holes and included fasteners. The Miter Channels are constructed from hard anodized aluminum for durability.Check out additional images above for mounting techniques. For most applications, the Flush Mount "Groove" method of mounting is preferable, though you may find benefits in considering the Flush Mount "Build Up" or Surface Mount. Features: * Fits any standard miter bar * Works with all INCRA Build-It System components and accessories What"s In The Box: * Incra MITERCHANNEL32 32-Inch T-Slot Miter Channel