Everest offers a set of Tudor replacement spring bars for different Tudor models. The spring bars are custom made to the exact tolerance, size and quality that Tudor uses. The spring bars offer Tudor owners an affordable option for replacement spring bars. These spring bars are exact replacements for the Tudor Black Bay, Black Bay 41, Black Bay Chrono, Black Bay GMT, Black Bay Steel & Gold, & Heritage Chrono. The spring bars measure 1.8mm thick and 22mm long.