• Light stainless steel with loop ends
• Springs can be extended to approximately twice their size
• Used for fastening joints fitted with glass hooks
25 mm size on 7/25 joint; 32 mm size on joints 10/30, 12/30, 14/35, 19/38 and 24/40; 38 mm size is for use on joints 29/42, 34/45, 40/50, 50/50 and 60/50; 51 mm size for use on 
71/60. Listings indicate length of spring when closed.
