Nylon Nuts
1.Material: the use of UL approved nylon PA66 (fire rating 94V-2 UL).
2.Color type: Black (B), gray (G), blue (N), red (R), white (W). A variety of colors, please add the letter after the product, such as: L-M8-B black, L-M8-G gray, L-M8-R red, etc.
3.Waterproof grade: no gasket IP67 installing gasket IP68.