Rollerblade SG9 bearings (16PCS) 110mm they also demand the best

they also demand the best material

Designed and Manufactured in the USA

Sizes 9JR us through 3us skates have 60mm wheels while 4-9us have 70mm wheels

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Rollerblade SG9 bearings (16PCS) 110mm they also demand the bestG9 Bearings from Rollerblade, the world leader in inline skate technology, combine a high level of precision, expert engineering and quality of materials to deliver an amazingly fast, long lasting skate bearing. They are protected with a proprietary mix of silicon and grease to keep the parts rolling smooth while preventing road grit from getting in. These inline skate bearing will make old skates roll like new ones and are ideal for a speed increase