
Dtii Standard Single Roller Parallel Return Idler Set. Multi-labyrinth Sealing: Waterproof and dustproof seal structure ensures long-term reliability. Extended Service Life: Designed for 30,000 to 50,000 working hours of continuous operation. Customizable Sizes: Accepts custom sizes and drawings to match specific conveyor requirements. Durable Steel Construction: Made from Q235 seamless carbon steel tubes and 45# solid central shafts. Versatile Surface Treatment: Available with anti-rust spray paint or optional hot-dip galvanizing. OEM & ODM Services: Full customization support including designs and samples available. Wide Belt Compatibility: Supports belt widths from 650mm to 1400mm across multiple standards. ISO Certified Quality: Manufactured under ISO9001, ISO45001, and ISO14001 management systems.