The 21st Century shaft features precision factory-fitted machined rings, which, unlike traditional springs, do not open when flights are fitted. This result's in an incredible vice-like grip.

• 1 Set = 3 Shafts
• Short: 35mm; (does not include thread - 5mm) Thread: 2ba
• Midi: 40mm; (does not include thread - 5mm) Thread: 2ba
• Medium: 45mm; (does not include thread - 5mm) Thread: 2ba