Description Made of material for long time and durable use. The connecting rod prevents slipping when exercising and ensures your safety. It has a simple design, but very practical in use, giving you a good using experience. With the bolt, more convenient to install and remove. Features -Color:As Shown -Material:Steel, Foams -Size:49.00X4.00X4.00cm/19.26X1.57X1.57in - Adoption of premium foam and steel material, sturdy and durable for long-term use. - Perfect dumbbell connecting rods to suit all fitness levels like arms, shoulder, abdominal, legs or back training. - Non hand grip, allows your hands to grip the bar securely. Ideal for arms, shoulder, abdominal, legs or back training. - You are free to combine different weights of dumbbells according to your exercise method. It can also be used as a barbell through a connecting rod - Easy to install and simple to operate, dumbbells can be connected at any time. Adoption of premium foam and steel material, sturdy and durable for long-term use. Perfect dumbbell connecting rods to suit all fitness levels like arms, shoulder, abdominal, legs or back training. Non hand grip, allows your hands to grip the bar securely. Ideal for arms, shoulder, abdominal, legs or back training. You are free to combine different weights of dumbbells according to your exercise method. It can also be used as a barbell through a connecting rod- Easy to install and simple to operate, dumbbells can be connected at any time.