Genuine Bosch Union Nut — part 1609203V42. Precision-fit replacement for Bosch POF 1200 AE and POF 1400 ACE routers that restores secure collet clamping for stable, accurate routing; machined to Bosch standards for long-lasting performance.

Key benefits:

- Restores firm tool-to-bit connection for improved accuracy and safety.

- Durable, original Bosch construction for reliable, long service life.

- Direct fit — simple swap-in replacement for the specified router models.