10g Internally Threaded Steel Straight Barbell with Black PVD Coating – 8mm up to 19mm – Price per 1 This 10g internally threaded straight barbell is available in length from 5/16" (8mm) up to 3/4” (19mm). All lengths come with 6mm balls and have internal 2mm threading. These straight barbells are manufactured from 316L implant grade stainless steel with black PVD coating for reliable and safe wear. Priced per one. Specifications: Material:  316L ASTM F-138 Implant Grade Stainless Steel with black PVD coating Gauge: 10g (2.5mm) Length: 5/16" up to 3/4” (8mm – 19mm) Ball Size: 6mm Threading: Internal 2mm Price per one straight barbell