Stauff 4020 PA SIP AF M W3 Voedingsplaten Slang 6k Evolution Minetuff DN13 blank filter Element Slang 6k Evolution Minetuff DN13 1 2" Clamp Assembly Standard Series Size 3 Ø25mm Polyamide W5 Hexagon Rail Nut Socket Cap Screw Profiled Stacking Bolt Profiled with Initial Tension