Gallant ® Chrome Standard 2.5cm Threaded 14" Dumbbell bars. These Bars are ideal for standard weight lifting plates and will fit any plate which is 2.5cm. It also includes rubber grip handles for comfort and stability. Four Spin lock collars also included with bars to hold weight plates in place when lifting. Spin lock collars are easy and quick way to swap plates. Spin lock Collars are made from robust and high grade heavy duty vinyl. Ideal for various Arms, Chest, Shoulder, Abdominal, Legs or Back workouts