Shimano MF-TZ20 6-Speed Freewheel Size:14-28T and aluminum frame

and aluminum frame

You get more traction and control with upgraded parts you won't outgrow right away as your skills progress

All Sizes = 50mm Handlebar Rocky Mountain XC

Traditional Venting technology to fully a freely clear your lens all the way down the hill

4mm diameter bars

Shimano MF-TZ20 6-Speed Freewheel Size:14-28T and aluminum frameSix gears of the Shimano MF TZ20 Mulitple Freewheel 6 speed 14 28T ensure a smooth transition when shifting up or down the block. A reliable 6 speed screw on freewheel, engineered for smooth chain movement up or down the block. This freewheel can be easily installed onto compatible screw on type hub and is suitable for mountain bikes and a wide range of other cycles. Model Number: MF TZ20 Freewheel Speed: 6 speed Sprocket size: 14 16 18 21 24 28t Fits