Technical Archive

TAG Heuer
Carrera CBN2011.BA0642— lug 20mm

TAG Heuer Carrera CBN2011.BA0642: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Carrera Calibre Heuer 02 42 Stainless Steel / Blue / Bracelet

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

TAG Heuer CBN2011.BA0642
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

CBN2011.BA0642

Movement

TAG Heuer caliber Calibre Heuer 02 Hours, Minutes, Small Seconds | Date | Chronograph, Column wheel

The Heritage

The TAG Heuer Carrera CBN2011.BA0642 is the contemporary evolution of an icon born in 1963. The stainless steel case measures 42.00 mm in diameter, with a 20 mm lug width designed for aftermarket strap compatibility. At its heart beats the TAG Heuer Calibre Heuer 02, an in-house movement featuring a column wheel chronograph mechanism that ensures smooth transitions between running, stopping, and reset states. This model combines chronographic precision with daily wearability in a sport-elegant form.

FAQ

What is the lug width of the TAG Heuer Carrera CBN2011.BA0642?

The lug width of the TAG Heuer Carrera CBN2011.BA0642 is 20 mm. This measurement is critical for aftermarket strap compatibility and must be verified with precision using a digital calliper positioned at the strap ends, between the original bracelet articulation pins.

Which strap is most suitable for the TAG Heuer Carrera CBN2011.BA0642?

For the CBN2011.BA0642, we recommend alligator leather in deep navy or burgundy to enhance its racing character, or vegetable-tanned calf for a natural patina that develops over time. Shell cordovan represents a formal and distinctive choice, whilst FKM rubber or nylon NATO straps are ideal for intensive sports use, all available in 20 mm lug width.

How do I change the strap on the TAG Heuer Carrera CBN2011.BA0642?

To change the strap, remove the lug pins using a dedicated tool (pin remover) or a small nylon mallet and steel punch. Align the new strap with the lug ends and insert the pins from both sides, ensuring they are fully seated in their housings. Verify the strap is correctly secured before wearing the watch.

Is a 20 mm aftermarket strap compatible with the TAG Heuer Carrera CBN2011.BA0642?

Yes, any strap with exactly 20 mm lug width is compatible with the CBN2011.BA0642. Before purchasing, always verify that the declared width is precisely 20 mm and not 19 mm or 21 mm, as these minor variations compromise proper fit and overall aesthetics.

How long does a leather strap last on the TAG Heuer Carrera CBN2011.BA0642?

Leather strap durability depends on material and usage intensity. Alligator and shell cordovan are among the most resistant, lasting 3–5 years with sustained daily wear. Vegetable-tanned calf has similar longevity but develops a fascinating natural patina. FKM rubber straps offer greater durability in wet or sports environments. Casati Milano provides an 18-month guarantee on all custom-made straps.