"----------------- WELCOME TO OUR SHOP -----------------"Specification:Material: Stainless SteelColor: SilverSize:Buckle: The inside diameter of 18mmSpring Bar Tool: 8.5 x 0.5cm/3.34 x 0.2inchSpring Bars: 18mm x 1.8mmPackage List:2 x Watch Strap Buckles2 x Fixed Needles4 x Spring Bars1 x Spring Bar ToolFeatures:1. Compatible with any 18mm, 20mm, or 22mm strap. You can measure the width from side to side where the buckle is attached. Note that some straps remain the same size from lug to end, while others have a tapered end.2. The spring bar is designed with through holes for easy removal and attachment to the strap and comes with a removal tool.❤ FAST DELIVERY ❤FBA warehouse, FAST Delivery❤ SERVICE GUARANTEE ❤Customer satisfaction is one of our top priorities, if you have any problems with our items or services, please feel free to contact us-100% satisfaction guarantee.