- Made of thick steel for general fastening and durability, with a black powder coating, you can train safely. - Designed with a long rotating bar sleeve and a long basic post to fit weight bars. - Space-saving, you will get the full range of your Olympic dumbbell without the need for a bulky cable machine or power rack. - Ideal for strength training, allows for various workouts to target muscle gains in the chest, back, shoulders, and triceps.