What is this?Lever Handle is used to replace your broken handle of the ball valve and ensures good performance.What will I get?Material: Iron, Plastic; Total Size: 132 x 18 x 4mm/5.2" x 0.71" x 0.16(L*W*T); Mounting Hole Size: 12 x 8mm/0.47" x 0.31"(L*W); Female Thread Size: M12; In the package of: 2 x Lever Handle, 2 x NutAre there any advantages of the product?Made of iron material, chrome-plated, good resistance to scratch.Plastic wrapped handle for comfortable and convenient operation.Easy to install, the handle fits most types of ball valve.What should I notice?Please check the size carefully before ordering.