Shimano MF-HG37 Sprocket 7 Speed 13-28T


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For those still using a drivetrain equipped with a 7-speed freewheel on the rear wheel, the Shimano HG37 Tourney Freewheel makes an ideal replacement. Its steel construction ensures strength and durability and the spacing between the cogs are designed for use with Shimano 7-speed indexed shift levers.