IDEX LiteTouch Nut part of a system that helps prevent the twisting of polymer tubing by gripping tubing at two compression points. IDEX LiteTouch system can be used for hard tubing like stainless steel and PEEK, preventing the collapse of tubing ID. This PEEK, Short Nut is designed for 1/8OD tubing. This Nut is It comes is blue, black, green, gray and natural and is available in a 10 pack of natural color.