Black Bay 58 Blue &
Tudor Black Bay Fifty-Eight Blue &
Tudor Black Bay Fifty-Eight Blue &
Tudor Black Bay Fifty-Eight Blue &

Tudor Black Bay Fifty-Eight Blue 'On the Fly' Extension Link

Regular price$139.99
  • Worldwide shipping available

Dive into a superior Tudor experience with Steel Reef's 'On-The-Fly' extension link. Designed for those moments when your wrist needs a little extra room due to temperature fluctuations or active pursuits, it ensures your Black Bay fits perfectly while preserving its elegance.


  • Adaptive Comfort: Modify your bracelet by +/- 5mm effortlessly, without any tools, ensuring continuous wearability.
  • Precision Machined: Crafted from 316L stainless steel synonymous with the Black Bay collection. Our link showcases a brushed finish, mirror-polished sides, and the hallmark grooved detailing.
  • Safety & Durability: Installs seamlessly with a 1.4mm screwdriver and features a robust snap-shut mechanism for secure wear.
  • Seamless Integration: Blends perfectly with your existing bracelet and is fully reversible, keeping your watch in pristine condition.

Compatibility: Tailored exclusively for the M79030B-0001 BB58 Blue.

With Steel Reef, dive deeper into unparalleled luxury and precision. Your watch, reimagined. 

We take pride in the exceptional quality and craftsmanship of our products, each inspired by OEM standards. Our Satisfaction Guarantee is designed to ensure that if your product is defective or not as described, you can return it for a full refund or exchange. This approach allows you to experience our high-quality products with the assurance that we stand by their description and functionality.

We are not affiliated, associated, endorsed by, or in any way officially connected with any watch brands. Our parts are aftermarket accessories, designed with quality and precision, that may be compatible with and fit a variety of watch models. Additionally, be aware that installing our products may void any active warranties or guarantees on your watch.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Customer Reviews

Based on 14 reviews
Doug S. (West Bloomfield, US)
Perfect for Tudor BB58

This is the best solution to provide on the fly adjustments to your Tudor BB58. Don't hesitate to add this to your Tudor bracelet. It is a perfect fit and works flawlessly.

ALESSIO P. (Cervignano del Friuli, IT)

Works like a charm, now my BB58 bracelet is perfect.

FG (Singapore, SG)
Great quality material & great fit

I wear my BB58 fittingly and now have on the fly flexibility to extend my bracelet if my wrist swells or if I need to wear my watch in my other wrist.

Recently viewed