Based on this product's specifications, here are some alternatives and similar models
Stethoscope ks tools 1120 mm model 150.1645 — mechanical diagnostic stethoscope
Summary description:
Mechanical diagnostic stethoscope by ks tools, model 150.1645, with a 1120 mm probe length. Designed for detecting noises in engines, bearings and machinery, it provides tactile probe reach and precise acoustic transmission for troubleshooting and maintenance tasks. Suitable for workshop use, inspections and routine diagnostics to locate sources of mechanical noise.