6mm Width Rubber Closed Synchronous Timing Belt for 3D Printer ( -300mm)

6mm width closed timing belt for 3D printer Black belt with fiberglass reinforced, great capability Made of rubber material, very flexible, and practical Features:  1. 6mm width closed timing belt for 3D printer. 2. Black belt with fiberglass reinforced, great capability. 3. Made of rubber material, very flexible, and practical. 4. Low elongation, low noise, high wear resistance and good crack resistance. 5. Excellent process with great quality, great accessory for 3D printer. Specification: Suitable: For 3D Printer Material: Rubber Shape: Cloesd Timing Belt  Width: 6mm Length: 158mm, 200mm, 300mm, 400mm, 610mm (Optional) Weight: About 3-7g Package Included: 1 * Timing Belt