Steel roller chain from Modelcraft, case hardened, 1 metre in length. * Closed roller * Internal diameter/pitch 6 x 2.8mm * Internal width 4.1mm * Roll diameter 4mm * Bolt length 7.4mm * Breaking load 300kg approx https://elecena.pl/product/27212162/modelcraft-steel-roller-chain-100cm 2024-11-10 https://elecena.pl/product/27212162/modelcraft-steel-roller-chain-100cm 2026-05-22