1 Set 1M Worm Gear with Rod Reduction Ratio 1:15/20/25/30/35/40/45/50/60/70/80/100 45# Steel Turbine Worm Gear RodHome Improvement > Hardware10,07 USD (≈ 9,01 €)11,85 USDDisponibileSold by AliExpress WWVai al negozio