chainHERMLE chainsPart-Nol. E017-xxxx Products namecalibremeasurementsthicknesslengthmaterialitem No.clock chainsHermle 261-13.20mm1.40mm9.40mmBrass091230clock chainsHermle 261-13,20mm1,40mm9,40mmnickel-plated091231clock chainsHermle 451-, 471, 241-, 11x1-xxx13.00mm1.70mm9.80mmBrass091232