12 & 18mm 10 per pack 150lb breaking strain 100 percent money back guarantee These heavy duty split rings are ideal for pirks, jigs and seawaver lures. They are available in 12 & 18mm, both sizes have a breaking strain of 150lb. The Lunar Range offers a complete assortment of tackle to meet the needs of todays discerning angler. Both innovations in both design and quality materials are used to offer quality products at affordable prices. We are that confident that a money back guarantee is offered on all the Lunar range.