The flat pan-post standoff is natural color and requires two 1/4" (6.35 mm) (M6) screws. It measures 5.42" (137.7 mm) long, 1.50" (38.1 mm) high, and 0.19" (4.8mm) wide. It is used with miniature, intermediate, and standard cross section cable ties and is made of flame-retardant nylon 6.6, which increases mechanical strength, heat and wear resistance, and stiffness. It comes in packages of 5. .. see full description