W.L. Walker 15570 3-Place Hydrometer Carrying Case. For carrying three 15 inch hydrometers. Case is made of plastic with body section felt lined. Ends of case have felt cushions. It’s outstanding feature is the spring load hinge system that holds the lid open
at any angle greater than 30 degrees, but will keep the case closed at any angle less that 30 degrees and under spring pressure. Easy to open lid can be folded back 180 degrees. The grooves built into the body make it easy to pick up. This eliminates the need of a separate handle. Dimensions: 16½” x 4¾” x 2” (includes hinge). Wt. 14 oz.