Products – Pool Cover Hardware – Spring DM/SPG/1Standard Spring without D Ring With Bent Arms DM/SPG/2Medium duty Spring Without D Ring with Bent Arms DM/SPG/3Medium duty Spring With D Ring with Bent Arms DM/SPG/4Heavy duty Spring Without D Ring with Bent Arms DM/SPG/5Double Spring Without D ring With Bent Arms DM/SPG/6Standard Spring with D Ring With Bent Arms DM/SPG/7Medium duty Spring With D Ring with Bent Arms DM/SPG/8Double Spring With D ring With Bent Arms DM/SPG/9Top Mount Springs With Sq Hook and D ring Both Sides DM/SPG/10Heavy Duty Short Spring