Leybold KIT,REPAIR,MAJOR,G11,SV16/25 for SV16 BR1,SV16 BR2,SV25 BR1,SV25 BR2. Minor repair kits include o-rings, gaskets, washers, shaft seals & other components for light overhaul. Major repair kits include all components of Minor kits plus vanes, springs, sight glass & coupling element for Major overhaul.