SJM04 Heavy Duty 45# Steel Couplings With Keyway Overview Quick Details Place of Origin: Guangdong, China Brand Name: TAIGU Material: Aluminium Standard or Nonstandard: Standard Structure: Product Description SJM04 Heavy Duty 45# Steel Couplings With Keyway: Company Information Post navigation ← Oem High Quality Excavator Parts Coupling Shaft Flange Type Coupling stainless steel coupling connect motor with gearbox →