4 pcs 4-6mm Aluminum Alloy Red Rigid Coupling Set L20x12mm for RC Airplane Boat Motor Accessories with M4 Screws Wrench Shaft Coupler

Product Name: Shaft Coupler Connector Total Length: 20 mm / 0.78 inch Bore 2 (L Jaw Coupling): 6Inches Type: Rigid Coupling OD: 12MM / 0.47Inches Bore 1 (L Jaw Coupling): 4Inches Connection Diameter: M4

Features:

- Material. Aluminum alloy material with anodized surface for excellent corrosion resistance. Blue color, suitable for working in high temperature (-80 degree C / +300 degree C) and harsh environment.- Usage. Can be used for servo motor systems, 3D printers, CNC machine tools, Diy encoder spindle transmissions, stepper motors, elevating platforms, machine tool transmissions, stepper motors, encoder, screw drives, machine tool platforms or gearboxes. - Function. Rigid couplings are securely connecting drive and driven shafts to rotate together and transmit motion and torque. Ideal for short support shafts, bushing models, miniature shafts, airplane/ship/car models. - Rigid couplings. Top tightening rigid couplings with 4 pcs M4 screws to tighten the shaft; high torque, high rigidity, low inertia and excellent sensitivity. Note: The rigid type basically does not allow eccentricity, and it must be fully adjusted during use.

Package Including: 4 x Rigid Couplings 16 x M4 Screws

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