Sheeba Engineering Co. Supplies Gravity Lock with Silicon Gasket. Sheeba Engineering Co. Manufactures a wide range of carriers and accessories like Perforated Triangular Spindles, Loading and Unloading Basket Dye Springs etc. For yarn and fibre dyeing in textile industries. The Gravity Lock with Silicon Gasket comes with silicon gasket at bottom and is available with automatic resetting for threaded bolt M16 or 5/8" BSW. The Gravity Lock with Silicon Gasket is suitable for use as dyeing machine accessory.