Shimano Ultegra R8150 Tension and Guide Pulley Set 00.6118.635.000 You'll get an unmatched feel

You'll get an unmatched feel as this is a lot more agile than your typical downhill bike

while the new slim stabiliser design keeps the whole system quiet

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the GRANIT™ WBA 100 Wall/Floor Anchor is so strong when installed properly

positive-rake tooth shape has been designed to work perfectly with the new Eagle chain to increase chain retention and overall pedaling efficiency

Shimano Ultegra R8150 Tension and Guide Pulley Set 00.6118.635.000 You'll get an unmatched feelReplacement Ultegra R8150 12 speed Pulley Set fitted with sealed bearings for minimal drivetrain drag and smooth and efficient shifting. Qty: 2Series: Ultegra R815012 speed