BoWex® junior M curved-tooth gear coupling — Curved-tooth gear coupling / Gear coupling — Double-cardanic coupling, three-part, made of nylon — Maintenance-free by material combination of nylon — Low net weight, low moment of inertia — Application range from -25 °C to +100 °C — Finish bore with tolerance +0.05/-0.1 — Feather keyways +/- 0.08 — Setscrews V4A as a standard