Check the listing for details. Double Ring Flexi Swivel Size 8 Matt Black Carp Rig. Condition: New. Listed at 1.88 USD. · MATT BLACK DOUBLE RING FLEXI SWIVELS SIZE 8 · You will receive brand new MATT BLACK DOUBLE RING FLEXI SWIVELS SIZE 8 with a breaking strain of 50lb· various quantities - select at top of screen· The swivels are similar in design and colour to ESP DOUBLE RING SWIVELS for DROP OFF in-line lead set ups and other various set ups · The swivels are same size as our FLEXI RING SWIVELS SIZE 8 but will TWO "0" rings on one eye· Perfect for drop off in-line lead set ups. One ring provides the important flexible hinge for the hook link while the other provides the attachment to the lead core leader· The swivel itself has an overall length of 17.0 mm with end ring diameter 3.9 mm, barrel length is 4.5 mm, barrel diameter 3.4 barrel. The "O" ring is 6mm in diameter with ring thickness of 0.8mm· The swivels are same size as the Korda size 8 swivels and therefore fit the FOX, KORDA, ANCHOR, SOLAR and ARMALED LOCKJAW SAFETY LEAD CLIPS