1PCS Left Helical Gear 2M 15Teeth Interlaced Gear 45 Degree Helical Gear Keyway Bore 12/14/15/16/17/18/19/20/22mm 45# SteelHome Improvement > Hardware7,97 USD (≈ 7,13 €)9,60 USDDisponibileSold by AliExpress WWVai al negozio