HST hydraulic parts LARGE selection. 99% new parts. Sizes range from 12mm-42mm, most are 12, 28 and 35mm. Parts include body, cutting rings and nuts. All HST material. Some examples of parts, prices likely depend on where you buy, but here is a rough idea. (Prices from Lakeuden Hydro Oy website) 12-1/2 thread nipples approx 200pcs. Price a: €38.76/VAT 0% = €7752. 28 connector approx 40pcs. Price approx a: €100/VAT 0% = €4000. 35mm extension approx 40pcs. Price a: €131.53/VAT 0% =