The panel mount block profile can be cut to your desired length. There are options available in a clear or black anodize finish. It is commonly used to mount a panel flush with a profile edge or on the profile surface. There is a slot tab on the block that acts to align the mount in the T-slot. When used in this capacity, the panel mount block increases stability of the mounted panel while also reducing vibration. Additional Information: This product is available up to 4M (157.48") but for on-line orders, this product is only available up to 2.59M (102").