This M-Lok screw nut is made of high quality material. It has fine workmanship, which is characterised by high strength and high hardness. Suitable for all M-Lok slots, a good choice for you.Features:This product is made of high quality pure steel material and is sturdy and durable. High strength, high hardness, not easy to deform and break. Fits all M-Lok Mlok slots. Comes with a wrench, easy installation and disassembly for you. Great M-Lok replacement bolts and nuts for all users. Specification:Condition:100% Brand NewItem Type: M-Lok Screw NutMaterial: Pure SteelColor: Black Fitness: For all M-Lok Mlok Slots Size: Approx. 1 cm / 0.4 inches. Spanner width: approx. 5 x 2 cm / 2.0 x 0.8 inches. Weight: approx. 29g / 1.0ozPacking list:10 * Screw Nut1 * Wrench