Grade 300 loose balls are inexpensive and an acceptable replacement for most OEM loose bearings, on low to Medium quality componentry. Sold in bottles for easy dispensing and individually packaged for consumer use.
Ultegra Quality
Easy to use dispenser bottle
Bottle of 500
Specifications
Bearing Grade
300
Bearing Size
5/32"
UPC
836572001158
MPN
BALL-2B
Tree Fort ID:
333222341784
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Customer Questions
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asked by: a guest Which is higher quality, Grade 25 or Grade 300?
A.
anwered by: canteau Grade 25 is better. Bearing grade is based on how round the bearings are 25/1,000,000" vs 300/1,000,000". Grade 25 is what Shimano uses in Dura Ace/XTR and Campagnolo uses in Record group sets.
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