Dimensions - Hole Centers: 5" (128mm), Overall Length: 6" (150mm), Width: 1.7" (43mm). Please be sure to check the type and dimensions before purchasing.Material - Made from high quality aluminum material, cast in one, solid base, not easy to break, strong and durable, longer service life.Special corner design - Classic American smooth lines, thick rounded corners, no hurting hands, no fear of bumping, improve safety. Easy to install - Each grip comes with 2 screws so you can attach your new grips as soon as you receive them. use a simple manual or electric Phillips screwdriver to attach them in seconds. pre-drill holes to help maintain surface integrity.Note - Please leave at least 1mm gap between two boards for easy pulling, when installing one-piece handle. and please leave a space of at least 3mm between two boards for easy pulling, when you install 2 handles.