Linear Blocks Miniature Linear Rail Guide MGN12H 1PCS Linear Sliding Block For CNC Linear Bearing Linear Rail Guide Block Akozon HGW25CC Mini Linear Motion Guide Rail... Buy 2pcs Taekwondo Foot Guard Boxing Protection Ankle Support for Adult Children Kickboxing Gym TrainingBlack and White S at Good high temperature resistance, not easy to rust, stable performance, not easy to break, excellent workmanship, The adjustment is simple and easy, and the corresponding clearance can be adjusted according to different needsPackage list: 1pcs Bearing slider Block 1. Adopting 4point design, it can bear load from every direction, and has good strength and high accuracy 2. Smooth and Quiet ,linear motion rail bearing block is in high speed, has low wear and low noise, also smooth sliding without sticking 3. slider is of high rigidity and high load, Run smoothly with non-pollution, difficultly deformed and twisted, low friction and light, longer service life. 1. Can withstand loads in all directions, strong rigidity, high precision and good wear resistance. 2. Long service life and high precision high bevel, smoothness high, uniformity and high precision. 3. Stable and durable Easy to disassemble and assemble ,bearings have strong rigidity, are durable Slipping will not occur and the positioning accuracy is high. 1PCS SBR SBRL30UU SBR30LUU aluminum block 30mm Linear motion ball bearing slide block match use SBR30 30mm linear guide rail