The window casement bolts are essential for enhancing the security of your windows. These bolts are designed to fit seamlessly with various window types, ensuring a tight and secure lock. They are easy to install and operate, making them a practical choice for improving home safety. Features - Color: Black -Material:Zinc Alloy - Size: 12.00X6.50X1.30cm/4.72X2.55X0.51in -Screw central hole distance: 60 mm. -Note: the window frame width must be wider than 4 mm to precisely mount this handle. -Effortless control: the locking casement handle allows for easy and precise control over your window's opening and closing, enhancing your overall user experience -Sturdy build: the casement window crank is constructed from excellent materials, providing a Long-lasting and reliable solution for your window needs -Enhanced safety: the window locks child proof feature ensures that your windows remain securely closed, protecting your children from potential hazards -Comprehensive parts: the casement window parts include everything you need to maintain and upgrade your windows, ensuring they remain in top condition -Universal compatibility: the window locks are designed to fit a wide range of window types, making them a versatile and practical choice for any home Package list: 1 x set of casement window handles