Everyone wants more range and compatibility but it sucks when that comes with an unwanted durability compromise. So, after acquiring a licensing agreement from Shimano, we decided to build a 12-speed Micro Spline cassette body with bigger balls.
Many Micro Spline cassette bodies use 6802 bearings, which have a relatively small 2.38mm diameter. Over the past year, extensive testing in our lab and in the field with RF athletes such as the Rocky Mountain/Race Face Enduro team, led us to the conclusion that smaller bearings in the Micro Spline cassette body just weren’t as durable as our current Vault HG and XD cassette bodies.
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