External thread : PG 36, Customizable : No, Unit : STD Pack 10, Internal Thread : PG 42, Diameter (D) : 57, Thread length mm (E) : 9, Compete length mm (L) : 31, Material : Nickel-plated brass, Characteristic 1 : PG external Thread, Characteristic 2 : PG internal thread, Characteristic 3 : Round