Sheeba Engineering Co. Manufactures Dual Gravity Lock with Gasket. Sheeba Engineering Co. Offers 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 Dual Gravity Lock with Gasket is a double locking system with bottom die pressed plate and inside gasket with automatic resetting for threaded bolt M16 or 5/8" BSW. The Dual Gravity Lock is suitable for use as dyeing machine accessory.