3DTOOLS Upgrade Linear Guide Rail Kits

Features: 1, Dual linear rails,more stable than single rail version and wheel movement system. 2., The linear guide rail with smooth and low-frictionmotion characteristics reduces energy loss andmechanical wear 3, No lose in Z axis height,guaranteed original print size 4, Use as many original plate and parts as possible.High Precision Printing: The linear guide rail with high rigidity and high stability.it can maintain more excellent precision during motion. reduce printing vibration and improve printing quality.High Speed Printing: The linear gudie rail with smooth and low-friction motion characteristics reduces energy loss and mechanical wear, enabling 3d printer to print at higher speeds.Long Service Lift:Made of high carbon chromium steel, strong wear resistance, smooth movement, low noise ,uniform force and more durable.Modular Design for easy Modification: Easy to upgrade start printing immediately.Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item Warranty: 90 Day Woot Limited Warranty