The original PF30 eccentric design by Beer Components and now machined by White Industries. The ONER eccentric bottom bracket is designed for converting PF30 frames to single speed. The ONER has 12mm of adjustment, allowing for multiple cogs sizes to be used with the same chain length. BB...
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**GXP SPINDLES REQUIRE 24mm REDUCERS and GXP grower Shim**
Wheels Manufacturing PF30 Eccentric Bottom bracket. I bought this for my mountain bike single speed conversion last year but realized that I actually have a BB92 so never used it...it’s brand new...