Check the listing for details. Make 2 Fit PL 14624 Flat Window Spring, 3-1/8 inch (25-pack). Color: Zinc, Condition: New. Listed at 21.14 USD. Make 2 Fit PL 14624 Flat Window Spring, 3-1/8 inch (25-pack) These flat springs are constructed heat-treated steel and are finished in plated zinc. They feature a 3in wide arched span and are made of flat steel. These tension springs are used to hold window screens into sliding aluminum window screen channels and require two (2) 3/16in holes drilled 3-3/16in apart. Features Heat-treated steel tension springsZinc plated, mill finishedRequires two 3/16 in. holesHolds screen into aluminum channelsFor further dimensional information, please see the line drawing USA SHIPPING eBay estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.