3D Printer 8mm Lead Screw Rod Z Axis Linear Rail Bar Shaft 300/400/500mm+Nut T8 Ship to worldwide via post air mail with tracking number. Item Include: 1*T8-200/250/300/330//350/400/500mm/2pcs Brass nut( fir your choice) 100% BRAND NEWPackage include: 1 x itemProduct Shape: Same as the picture show Material: Stainless Steel Diameter: 8 mm Thread pitch: 2 mm Helical pitch: 8 mm Length: ( fir your choice) SHIPPING1. Shipping to worldwide. If send by post air mail usually to Europe within 15 days after sent out. To USA we will send by ePacket and usually after sent out about 10 days can receive. 2. Orders processed within 24-48 hours of payment verification.3. The images shown are the actual item and photographed by myself. 4. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.5. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! PAYMENTS1. Payment must be made within 4 days of product closing. (Non-payment may result in a UPI (Unpaid Item) being put on your account. .