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- Oversize cartridge bearings
- Forged and CNC machined external cups
- Composite center sleeve w/double o-ring seals
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Compatible with Team Issue, the BB-9050 features oversize cartridge bearings with forged and CNC machined external cups. To keep water and grimeaway from the bearings, the BB-9050 uses an internal alloy center sleeve with double o-ring seals.