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Praxis Conversion ConvBB (Sram) BB30/PF30
Patent Pending Design
Collet style non-drive cup expansion for wiggle-free press
Non-Drive O-Ring compensates for frame width discrepancies
For SRAM/Truvativ/Quarq GXP/ISIS2 steel spindle, also Oval Concepts 500/700series road cranks.
Designed precisely to SRAM bearing stance & chain line spec.
Forged & machined heat-treated 7075 T6 Aluminum
Enduro 2437/2237 steel bearings
For 68mm BB30 or PF30 Road frames
Not for BBRight,BB386EVO, BB86, BB92 frames
68mm version cannot be used for MTB Cranks
Length: 68mm, 73mm
ConvBB BB30/PF30 SRAM/GXP ISIS2
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In the past he had been an integral part of many of the most well known R&D teams in the industry – Member of the original Bontrager Cycles, Sr. Design engineer at Specialized, Director of Engineering at Santa Cruz Bicycles, and many other individual R&D ventures for well known industry projects.
It was simply time to branch out and focus on something that he had been working on for years: Drivetrain Components.