[Material] M4 rubber spacer are made of high quality rubber plastic, which ensures good quality and durable, stable and high temperature resistance.
[Function] m4 rubber spacer for screw thread clearance. Easy to install and operate, choose a spacer shorter than the screw and tighten it with a screwdriver.
[Performance] The nylon wall spacers have normal performance at temperature between 60 degrees Celsius and 200 degrees Celsius, and the excellent high temperature resistance can be used for a long time.