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Monocrome Screw-Fit 46 mm Bottom Bracket for replacement and upgrade of press-fit 30 mm (PF30) bottom brackets. Designed and engineered here at Shockcraft to solve fitment, creaking and bearing life issues.
FIts Mountain Bike frames with 73 mm BB Shell width.
Fits Road & Cyclocross frames with 68 mm BB Shell width by removing internal spacer.
Installs and removes with an IceToolz 11D3 tool, Park BBT-18 tool or equivalent used for ISIS bottom brackets and crank spiders.