The JCB ER140280 Flat Pulley is an authentic OEM component designed for a wide range of JCB agricultural and construction machinery. This durable flat idler pulley, with an outer diameter of 100 mm, an inner diameter of 17 mm, and a width of 25 mm, is essential for maintaining proper belt alignment and tension. Weighing 0.5 kg, it ensures efficient power transmission and extended belt life across models such as the 3CX, 4CX, JS130, JS220, 535-95, and Fastrac series.