Straight hose inserts with female thread. All common thread types and thread sizes available. MULTIVOS system from STAUFF in nominal sizes up to DN 51 / 2 inch / Dash 32. For manufacturing high-pressure hose fittings for connecting 4SP and 4SH hoses as per EN 856 and R15 as per SAE 100 R15 with only one insert profile. With integrated interlocking protection. Made of carbon steel with STAUFF zinc/nickel surface coating for reliable corrosion protection. Established in the market for many years as an original Voswinkel product.