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In Stock
35 mm ID x 2.5 mm Spacer
For BSA Threaded BB fitment
Black anodised aluminium.
Shockcraft Part Code: SPA-3525
In Stock
Replacement "Top Hat" bearing cover pair for your Monocrome External Bottom Bracket.
These can also be used to fit 6805 bearings into Trek BB90 and BB95 internal bottom brackets.
This allows greater bearing choice.
Fits BSA external MCEBB001, MCEBB101 and MCEBB201.
Fits Screw-Fit 41mm also.
This version is tighter fit to remove any play or knock on worn crank spindles. It will be tight to install with new cranks.
Learn MoreHigh Quality BSA Threaded external bottom bracket
Using standard, replaceable, 6805 bearings
Fully rebuildable
Steel or stainless bearing options
CNC Storm Drain options for extreme wet conditions
Compatible with MTB Shimano HT2, Raceface X type and FSA MegaExo cranksets (24 mm)
High Quality BSA Threaded external bottom bracket
Using standard, replaceable, 6805 bearings
Fully rebuildable
Steel or stainless bearing options
CNC Storm Drain options for extreme wet conditions
Compatible with MTB Shimano HT2, Raceface X type and FSA MegaExo cranksets (24 mm)
High Quality BSA Threaded external bottom bracket
Using standard, replaceable, 6805 bearings
Fully rebuildable
Steel or stainless bearing options
CNC Storm Drain options for extreme wet conditions
Compatible with MTB SRAM/Truvativ GXP cranksets (24-22 mm)
Available in red or gold (pewter no longer available)
No Longer Available
High Quality BSA Threaded external bottom bracket
Using standard, replaceable, 6805 bearings
Fully rebuildable
Steel, stainless or ceramic hybrid bearing options
CNC Storm Drain options for extreme wet conditions
Compatible with Road Shimano HT2 and FSA MegaExo cranksets (24 mm)
Out of stock
No Longer Available
High Quality BSA Threaded external bottom bracket
Using standard, replaceable, 6805 bearings
Fully rebuildable
Steel, stainless or ceramic hybrid bearing options
CNC Storm Drain options for extreme wet conditions
Compatible with Road Shimano HT2 and FSA MegaExo cranksets (24 mm)
Out of stock
Monocrome Screw-Fit 41 mm Bottom Bracket for replacement and upgrade of press-fit BB86 and BB92 bottom brackets. Designed and engineered by Shockcraft to solve fitment, creaking and bearing life issues.
Fits Shimano, RaceFace, FSA etc 24 mm crank spindles.
Fits SRAM/Truvative GXP with optional "Engagement Ring" adapter set.
FIts Mountain Bike frames with 92 mm BB Shell width (incl 89.5 mm with 2.5 mm spacer - purchase spacer separately here).
Fits Road & Cyclocross frames with 86 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.
Optional extras (purchased separately):
Installation tools - IceToolz 11D3 tool or Park BBT-18 tool
2.5 mm spacer (for MTB frames with 89.5 mm shell width)
Monocrome Screw-Fit 46 mm Bottom Bracket for replacement and upgrade of press-fit 30 mm (PF30) bottom brackets. Designed and engineered by Shockcraft's engineer 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.