Perfect Fit Window Crank Replacement : The 1361316 Split Arm Operator is professionally designed to work with Perma-Shield Casement Windows manufactured from 1982 to 1995. If you don’t want to spend a lot of money to replace the entire windows because of the broken original old window crank. This Window Crank Replacement will be your best choice,Solid Construction: Constructed from diecast zinc zinc diecast with a steel arm and corrosive resistant finish ,hardened steel worm drive and gears , all raw metal parts are protected with the corrosive resistant coating process; pate, this casement window controller apparatus/patrs is made to last and durable.,Left Hand and Right Hand Split Arm Operators: Both Left Hand and Right Hand Split Arm Operators are included in the package, You can tell the handing of your window by identifying which side the hinge is on from the outside of your window. If you're on the inside the handing of the window is the side with the lock on it.,Easy to Install and Operate: The Split Arm Operator is Paired with handles, all fasteners and detailed instructions are included! The installation takes only a few minutes, then you can open or close your casement windows smoothly,Opens/Closes Casement Window Smoothly: The Window Crank is adjustable so you can leave your window in the exact position you need, giving you more control and peace of mind opening and closing your window. Operating smoother than ever with added strength and durability. Better to Protect Your Casement Window.