Welcome to our store! Professional and technical rail and block, strong and durable. By using a 4-point contact design, our rail and block can bear loads from all directions, ensuring good strength and high accuracy. The block is designed with a ball retainer, which allows for interchangeability in case of small precision. It also has a lubrication system, making it easy to refill lubricating oil through the oil inlet on the side. In addition, our rail and block are small and lightweight, making them suitable for most automatic equipment. Specification: - Rail model: MGN9B - Type: Slide rail - Slide track: Linear rail - Rail length: 150mm/5.9inch - Rail width: 9mm/0.4inch - Material: Bearing steel - Number of runners: 2 - Slide block model: MGN9B - Slide block fixed position: Lock type - Weight: Approx. 93g / 3.3oz Package list: - 1 x MGN9B Linear rail - 2 x MGN9B Linear rail 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.