GENUINE Authentic Rolex 3235 307 barrel arbor

The Genuine Authentic Rolex Calibre 3235 Part 307 Barrel Arbor is an original Rolex movement component designed for use in the Rolex Calibre 3235 automatic movement. This precision-machined barrel arbor is a critical part of the mainspring assembly, serving as the central axis around which the mainspring winds and releases stored energy.

Manufactured to Rolex’s high standards, the barrel arbor ensures smooth winding, consistent torque delivery, and reliable interaction with the barrel and winding system. Proper condition of this component is essential for maintaining efficient energy transfer, stable amplitude, and long-term movement performance.

This part is intended for professional watchmakers and is suitable for servicing, repair, or restoration of Rolex watches equipped with the Calibre 3235.

Key Features

• Genuine authentic Rolex part

• Calibre compatibility: Rolex 3235

• Part number: 307

• Barrel arbor for the mainspring assembly

• Supports smooth winding and controlled energy release