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

Add a new dimension of comfort and functionality to your Tudor with our ‘on the fly’ extension link.

Wrist expansion in warm weather or intense exercise is a common occurrence. Don’t let this stop you from wearing your Black Bay.

By allowing you to instantly adjust your bracelet length by +/- 5mm without any tools, our extension link ensures your watch will always fit comfortably. 

• Installs using a 1.4mm screwdriver

• Snap shut design holds your watch securely 

• Machined to a tolerance of just 0.002mm using the same high quality 316L stainless steel as the Black Bay range

• Brushed finish with mirror polished sides

• Edges featuring the riveted bracelet’s iconic grooved detailing

• Blends seamlessly with your existing bracelet

• A completely reversible and damage-free modification 

This extension link will fit the following models:

M79030N-0001 BB58 Black