Spring Bars (Set of 2), Heavy-duty 1.8mm Diameter

Set of 2 Spring Bars for watch straps

1.8mm Diameter (heavy-duty spring bar thickness)

Various lengths, size to watch lug width.  Actual spring bar length longer than listed size, which allows the spring bar to compress enough for installation and spring open enough to remain secure between the watch lugs.

Common thickness used in solid end-link watch bracelets.

Lug Widths: 20mm through to 26mm in 1mm increments.