Our trojan horse materical is Tin bronze.We are a professional main manufacturer of worm equipment reducers and system solutions with 30 years history.Please leave messages about the gear ratio, enter shaft, and the flange kind you wish yet don't discover within the product link once you make order.We can only show elements of them on your choices because the hyperlink has a restrict to the variety of them we could upload to show. We are so sorry to convey you much troubles during looking about this.And this link solely involves computer virus tools reducer CYPC 80,no linked accessories and no motor . If you need them,please click connected accessories clicks in our store.http://tsouz.ru/Docs/IntAgrmnts/Pages/fizlica.aspx