This Heavy Duty Coupling (30/ 38 / 40 / 45/ 50mm ID size) is manufactured from high-grade steel to ensure maximum strength, durability, and accurate shaft alignment. It is designed to securely connect shafts and pipes while reducing vibration and improving torque transmission.The coupling comes with strong nut-bolt locking system for firm grip and long-lasting performance. Widely used in E-Rickshaw center shaft, pipe assemblies, and mechanical applications, this coupling ensures reliable operation even under continuous load.Bulk orders and OEM customization are available.