Park Tool AP-1 Primer Pen

The Park Tool AP-1 primer pen is an essential for ensuring the performance and safety of your mechanical assemblies. Designed to prepare surfaces prior to the application of threadlockers or retention compounds, it improves adhesion, accelerates curing and optimises the performance of Park Tool TLR-1, TLR-2 and RC-1 products.

This high-performance primer is particularly recommended for carbon fibre components, such as PF30 bottom brackets or press-fit bearings, to prevent permanent bonding and structural damage.

The Park Tool AP-1 is easy to use thanks to its handy pen format, allowing for precise and clean application without waste.

Warning: some painted surfaces may be sensitive to adhesive products. Carry out a preliminary test on an inconspicuous area before application.

Technical specifications:

- Use: Surface preparation prior to the application of threadlocker or retention compound (Press Fit type)
- Compatibility: TLR-1, TLR-2, RC-1
- Application: Metal and carbon fibre components (bottom brackets, bearings, fasteners)
- Format: Applicator pen
- Part number: AP-1
- Brand: Park Tool