Call us 9AM to 5PM [Pacific Time] Monday-Friday for expert assistance.
Email us 24/7. We usually reply the same day to all inquiries. We respond to email messages in the order that they are received. We will respond as quickly as possible.
This surgical grade stainless steel circular barbell is an internally threaded 0 gauge (8.23mm) thick with two 12mm (7/16 in) balls. The inside diameter measures 5/8in (15mm) wide with a 13.5mm gap.