Description: FITS INNER 5CM/2.5CM WEIGHT BARS: Designed with fixing nut, long axis bar sleeve with a base to fit inner 5cm/2.5cm Weight Training bars and weight board.EASY TO INSTALL WITH SECURE KNOB: Insert the bar and weight board into the sleeves and tighten the bar in place with the secure knob.FULL 360 DEGREE SWIVEL: Full range swivel up and down for a variety of exercises. Great for a total core workout: traps, biceps, back, shoulders, abs, hamstrings, and much more.GREAT FOR STRENGTH TRAINING: Acting on an angled barbell facilitates movements that are simply impossible with a traditional barbell or dumbbell. can increase the difficulty of many exercises such as Deadlifts, Squats Single Arm Rows, PressesPERFECT GIFT: The perfect gift for sports and fitness enthusiasts for full body muscle building. Specification: Material: Iron Color: Black Size Chart: 32cmx5.2cm/12.60inchx2.05inch Package Includes: 1T Bar Row Attachment Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on line shopping!