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Made of high quality materials that increase wear resistance and service life. Smooth transmission, easy operation and easy maintenance. Increased stability and accuracy. Suitable for mechanical industrial gearboxes. › See more product details; Product description Colour: gold. -Material: copper. - Size: 2.00 x 2.00 x 1.30 cm / 0.79 x 0.79 x 0.51 inches. 1 x wheel. 1 x shaft; Product description Colour: gold. -Material: copper. - Size: 2.00 x 2.00 x 1.30 cm / 0.79 x 0.79 x 0.51 inches. 1 x wheel. 1 x shaft; Colour: gold. -Material: copper. - Size: 2.00 x 2.00 x 1.30 cm / 0.79 x 0.79 x 0.51 inches. 1 x wheel. 1 x shaft