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Image of Shimano Ultegra RD-R8150 Di2 Rear Derailleur - 12 Speed - Black / 12 Speed

Now simplified with a single derailleur cage length, the 12-speed Shimano Ultegra R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option.   With our fastest, most accurate shifting, the 12-speed Ultegra R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.   Features Shimano's fastest ever rear shifting, 58% faster than RD-R9150. Compact design includes an integrated wireless unit, charger, and switch. LED status indicator. Battery indicator. Pairing. Adjust mode, etc.. Wider range capacity. Max. low sprocket: 34T.

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Best Price: £299.99 from Merlin Cycles

Stockist Catalogue Product Name Price
Merlin Cycles Shimano Ultegra RD-R8150 Di2 Rear Derailleur - 12 Speed - Black / 12 Speed £299.99 Visit Store

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