Premium Material: This barbell bar adapter sleeve is made of premium PP material. Olympic barbell is strong and durable, which is not easy to damage,ensuring your fitness process safe and worry-free
Diameter Change:This olympic adapter sleeve can change the 25mm bar diameter to 50mm,so that you can easily adapt to different sizes of barbell pieces
Professional: Dumbbell converter can change the barbell bar diameter to fit more barbell pieces, also can be used for weightlifting bed to meet your diversified fitness needs
Easy to Install: This barbell adaptor sleeve includes 1 hex wrench, so you can install the barbell post adapter sleeve more easily and DIY your fitness equipment without extra tools or complicated operation
Wide Application: This olympic sleeve adapter convert with a 5cm diameter, this dumbbell to barbell converter will fit most old style barbells, curl bars and plate loaded weight machines
