Sydien 12mm Linear Rod Rail Shaft Support Motion Shaft Holder Linear Bearing Guide 4pcs

4Pcs Linear Rail Shaft Guide Support in a pack. Model: SHF12 Fit for 12mm diameter bearing or Optical axis Material: Aluminum Alloy Color: Silver Tone Shaft diameter: 12mm/0.47inch Mount Hole Diameter : 5.5mm/ 0.22inch Total Size: 47×27×13mm/ 1.85x1.1x0.51inch(L×W×H) Packing Weight: 85g Packing Size: 12.5x9x2cm The Ball Bearings is great for you to replace the damaged Ball Bearings in your devices to improve them efficiency and save energy. Widely used in home appliances, industrial, low noise and high speed electric motors, construction machinery, automotive components, pumps, and machinery.