This range of Heavy Duty Couplings is used as integral part of power transmission systems for their high operating speed. Simple to assemble and dissemble, these couplings are lubrication free for their secure connecting parts. Offered low maintenance products have large bore diameter. Excellent interchangeability level of these Heavy Duty Couplings helps to minimize load on their gear mesh and reinforces hub strength. Vibration and oscillation free design, fast installation method, high torque rate and oil proof surface are some of the key characteristics of these products. Unique cushioning properties of these accessories minimize possibility of wear and shock. Easy to replace elastomer, symmetrical sides, prolonged service life, low maintenance design and large axial movement are some of the key aspects of these products.