The Race Face PF30 External Seal bottom bracket is a straightforward replacement for bikes with a PF30 frame shell and a compatible Race Face CINCH crankset. It suits riders who want a clean-running, dependable interface between frame and cranks without adding unnecessary complexity.

Its external sealing is particularly useful on mountain bikes that regularly see wet trails, dust and frequent wash-downs. Before fitting, check compatibility with both your frame and crankset.

Key characteristics

• PF30 press-fit standard – suits frames built around the PF30 bottom-bracket shell.
• Race Face CINCH crankset compatibility – keeps the system matched to the intended crank interface.
• External seals – help protect the bearing area from trail spray and contamination.
• Single-row bearings – keep the assembly compact and focused on smooth, efficient rotation.
• Precise press-fit construction – helps the bottom bracket sit securely in a correctly prepared frame shell.
• Black finish – blends neatly with most frames and cranksets.

On the trail

A bottom bracket should disappear into the background, and that is the point of the Race Face PF30 External Seal. With correct installation in a clean, accurately faced shell, the cranks turn smoothly and pedal input feels direct. The external seals add welcome protection where water and grit tend to work their way towards the bearings, making it a sensible choice for regular Trail and Enduro riding as well as everyday mountain-bike use.

Recommendation

Choose the Race Face PF30 External Seal if your bike uses the PF30 standard and you run a compatible Race Face CINCH crankset. It is a good replacement for riders who prioritise proper fit, smooth running and useful sealing for year-round off-road riding.