NU9

The crown race is for 1.5" reduce to 1 1/8", which is the simplest and cheapest to transfer.

Purchase products on Mortop official website (mortopbike.com), you can enjoy non-improper use damage within 2 years, free replacement service, calculated from the arrival date, other channels such as distributors, etc., must provide proof of transaction date, above You can fill out the warranty form to get service, and we will handle it for you as soon as possible.

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