M5 Nylon Insert Hex Lock Nuts with Flange, 304 Stainless Steel 25pcs Eye Nuts * Wheel Diameter: 13

* Wheel Diameter: 13

Hook Opening: 11mm/0

Mount Hole Diameter: 5 mm / 0

Weight: 247g

Inner Size: 181 x 113 x 55mm / 7

M5 Nylon Insert Hex Lock Nuts with Flange, 304 Stainless Steel 25pcs Eye Nuts * Wheel Diameter: 131. Nylon insert lock nut, polymer insert lock nut, or elastic stop nut, is a kind of locknut. 2. It is a nut with a nylon insert that resists turning. 3. The plastic insert is placed at the end of the nut, and its inner diameter (ID) is slightly smaller than the diameter of the screw. 4. The inserts deform elastically over the threads of the screw, but threads are not cut into the nylon. Specification: Material: 304 Stainless Steel Thread Size: M5