Kyosho UMW749 - Universal Swing Shaft(65.5mm/RB7SS/2pcs) 京商後備零件經典系列  [KY-UMW749]

Use with UMW748 (short steel diff outputs) to allow a narrow Pill setting for low-med traction surfaces. Recommended to be run with UM773 (6.2mm wide hex) to allow maximum width for stability whilst increasing traction and feel from the narrow inboard pill setting.