1 Set 1M Turbine Worm Gear with Worm Rod 1 Module 15 20 25 30 Teeth Brass Gear 45# Steel Worm Rod Drive Ratio 1:15/20/25/30Home Improvement > Hardware9,54 USD (≈ 7,85 CHF)11,49 USDDisponibileSold by AliExpress WWVai al negozio