These are 48mm Forks for Ohlins Forks as used on the following models:-. Ducati O/E34921771A ImportantNote: These seals are specifically designed for the 48mm Ohlins forks by Pyramid Parts, due to OEM seals for these forks being notorious for leaking prematurely Pyramid Parts have developed a close tolerance seal 47.7mm to allow for extra sealing without binding.
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