Material of product :Synthetic Opal &316LSurgical stee/F136 titanium Surface treament: highly polished/coating Product Color: Natural Color ( Steel ) | PVD Black | PVD Gold | PVD Rosegoldl Bar thickness : 1.2/1.6 mm The length: 5/6/7/8/9/10/12mm The size of ball:3/4mm Disc thiness:0.8mm Disc diameter:4mm All sizes are approximately All dimensions can be customized !