- BB30 73mm
- Gutter Seal Technology drastically improves sealing against the elements
- Sealed cartridge bearings
- One oversized spindle to work across every bottom bracket standard
- Significantly lighter than GXP system
Sram MTB bottom bracket shield and wave washer assembly fits PressFit GXP MTB. Bike disc brake spares. It is suitable for mountain bike. This awesome bike bottom brackets will suit your bike. A genuine and original Sram MTB spare part. It features quality bearings and easy installation.