Painful Pleasures 6g Stainless Steel Circular Barbell - Internally Threaded-11mm ~ 7/16"-6mm ~ 1/4"
Gauge: 6g (4mm) Diameter: 11mm (7/16") through 25mm (1") available Ball Size: 6mm (1/4") or 8mm (5/16") (depending on diameter) Material: 316L Stainless Steel Threading: Internal 2mm
This stainless steel circular barbell comes in various diameters, from 11mm (7/16") through 25mm (1").  All sizes come with 6mm or 8mm stainless steel balls which both unscrew. The circular barbell has Internal 2mm threading and is 316L Stainless Steel.
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Painful Pleasures
{"Date First Available": "March 4, 2018"}