Primary Belt Cleaner Torsion-Spring Precleaner Primary Belt CleanerExcellent elasticity torsion elementAbsorbing vibration and noiseUsed on spliced belts Compact Precleaner Primary Belt CleanerExcellent elasticity torsion elementAbsorbing vibration and noiseUsed on limited space Cartridge Precleaner Primary Belt CleanerClear wear lineTensioner with inspection windowFast and easy installation HD One-Piece Precleaner Primary Belt CleanerQuick-change integrated bladeTorsion tensionerUsed on the spliced belts