LIOOBO Pack of 2 Hex Nut Durable Replacement Threaded 2.5cm Double Lock Casting Iron Screw Cap for Dumbell Weight Lifting Barbell

Deepened mark, easy to rotate and less wear after repeated use., Plating process, shiny and not easy to rust, Suitable for Barbell, Dumbell, Weight Lifting and etc., Solid, thickened, durable to use, Double lock design to prevent weight plate (not included) from shaking and coming off.