Original reinforced steel body - Constructed with SGCC galvanized steel plate and SPCC cold-rolled plate surface finished with powder coating for strong load bearing - Provides a sturdy, durable frame suitable for demanding applications Pulley bearing and long service life - Ball bearing in the pulley paired with a robust stainless steel and a very strong elastic spring - Includes a 20% steel clamp component to withstand repeated high-strength operations Three-stage locking design with roller bearings - Features a three-stage locking mechanism - Equipped with roller bearings to support smooth, reliable movement Enhanced safety and protection - SGCC galvanized steel plate and SPCC cold-rolled plate surface with powder coating - Explosion-proof and high-temperature fire resistance characteristics for safer operation in challenging environments Use scenarios - Heavy-duty belt drive systems in manufacturing lines where high load capacity and long bearing life are critical - Environments with elevated temperatures or safety requirements where explosion-proof and fire-resistant components are advantageous - Machinery requiring reliable locking and smooth roller bearing performance for precise positioning and consistent motion Compatibility and performance focus - Utilizes SGCC and SPCC material options with powder-coated surfaces to balance strength, durability, and protective finish - Designed to deliver strong load support, long bearing life, stable locking, and enhanced safety across applicable equipment and installations