York Barbell 2” Muscle Clamp Collars (Pair) yorkbarbell This feature improves spinal decompression

This feature improves spinal decompression and decreases muscle tension of the spine

Each SwingBell is carefully balanced with hand-filled iron granules

User Weight: 300 lbs

The resistance is infinitely variable via the 10x Adjustable Fluid Resistance mechanism

York Barbell 2” Muscle Clamp Collars (Pair) yorkbarbell This feature improves spinal decompressionYork Barbell 2 Muscle Clamp Collars (Pair) Muscle Clamp Collars provide a high pressure lock onto the barbell for extreme safety during exercise. This lightweight, single motion lock unlock collar is simple and easy to use. A rubber inner lining is featured to protect the bar from scratches. These collars are a great addition to any home, school, or commercial gym. Muscle Clamp collars sold in pairs.