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mon-thurs 9-5 cst
The Sprocket is fitted with a brass bushing to reduce the inner diameter to be used with 3/8-16 x 2 Bolt. This gear comes with washers, bolt, and nylon locking nut for hardware.
The chain tensioner or idler sprocket helps to keep tension on the chain especially during idle when the clutch is not engaged or when the engine is not putting tension on the chain. The idler sprocket works to keep the chain aligned much more so than a chain guide or roller as long as the sprockets are in line with the drive and driven sprockets.