Caliburn
CALIBURN EZ-EVO Anti-Loosening Springs - 30pcs per bag | Darts Corner UK
£2.95
https://www.dartscorner.co.uk/ Go to shop Description
CALIBURN EZ-EVO Anti-Loosening Springs - 30pcs per bag. Help stop your EZ-EVO points from unscrewing using these Anti-Loosening springs. Simply put one into each barrel before inserting your point and the increased tension will help slow the process of loosening the points.