Breitling · Avenger

Strap for Avenger B01 Chronograph 42 Night Mission / Ice Blue / Strap

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
ReferenceSB0146101L1X1
FamilyAvenger
MovementBreitling caliber B01 hours, minutes, small seconds | date | Chronograph, column wheel | chronometer
Year2023
CaseTitanium, Ceramic

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Avenger SB0146101L1X1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Avenger SB0146101L1X1, seen from the bench

The Breitling Avenger SB0146101L1X1 is a 42 mm professional chronograph designed for military pilots, special forces, and aviation professionals. It features an aeronautical-grade titanium case with technical ceramic bezel, certified water-resistant to 300 metres, and unidirectional rotating bezel. The in-house Breitling Calibre B01 movement is COSC-certified chronometer-grade, ensuring precision within −4/+6 seconds per day, with column wheel architecture for smooth chronograph operation. The strap size is 22 mm, a standard measurement for high-end professional chronographs that allows compatibility with quality aftermarket straps.

Frequently asked questions

What is the lug width of the Breitling Avenger SB0146101L1X1?

The lug width of the Breitling Avenger SB0146101L1X1 is 22 mm. This measurement refers to the internal distance between the two lower lugs of the case and is the key parameter for selecting a compatible strap. It is recommended to verify this with a digital calliper before purchasing.

What is the best strap for the Breitling Avenger SB0146101L1X1?

For the Breitling Avenger SB0146101L1X1, with its titanium and ceramic case, the most suitable straps are: vegetable-tanned alligator in dark tones for formal wear, box-grain calf for daily use, vulcanised rubber for sporting contexts, and ballistic nylon NATO for maximum functionality. A brushed steel or titanium PVD deployant clasp is recommended to reduce wear on the leather at the fastening point.

How do you change the strap on the Breitling Avenger SB0146101L1X1?

To replace the strap on the Breitling Avenger SB0146101L1X1, a springbar tool (double-tipped screwdriver) is required to remove the spring bars from the lugs. Insert the tip into the spring bar slot, compress and slide out the strap. The operation takes approximately two minutes and is fully reversible without risk of case damage when carried out with proper tools.

Are there aftermarket straps compatible with the Breitling Avenger SB0146101L1X1?

Yes, the Breitling Avenger SB0146101L1X1 features a standard 22 mm lug width, compatible with a wide range of aftermarket straps. Milano Straps produces handcrafted straps in leather, rubber and nylon with millimetre-precise tolerances to ensure a clean fit between the lugs and long-lasting hold.

How long does a leather strap last on a Breitling Avenger SB0146101L1X1?

The lifespan of a leather strap depends on the material, frequency of use and exposure to perspiration and moisture. A quality vegetable-tanned alligator strap, with regular wear, retains its structural and aesthetic integrity for 2–4 years. Lower-grade calfskin may deteriorate more rapidly in sporting contexts. Rotating between multiple straps and avoiding prolonged water exposure will significantly extend the useful life.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only