These fresh water zinc / nickel Super Rings from Wolverine have a 3 coil design and have been heat treated for superb strength and quality. Supplied in a pack of 15.

Size	3	4	5	6	7
Pull Strength	90lbs 40kg	120lbs 54kg	135lbs 61kg	200lbs 91kg	270lbs 122kg
Outside Diameter	0.254" 6.45mm	0.292" 7.42mm	0.312" 7.92mm	0.375" 9.52mm	0.437" 11.10mm
Wire Diameter	0.036" 0.91mm	0.036" 0.91mm	0.036" 0.91mm	0.036" 0.91mm	0.040" 1.02mm