Series: HK ISO 7241-1 Series B 1-HK to 8-HK 10-HK/ 12-HK/ 20-HK HK HA 15000 QA 29000 Flat Face 96 Wing Nut UP-10 “Ultra Pressure” WA 56000 2-HKIG & 2-HKIL DB WA 10000