supply of 1. isolating cock 3/41. isolating cock 3/4,isolating cock 3/4 (without vent) as per kbi part no ii105104/1, equivalent for 22mm od sta inless steel tube or knorr bremse drawing no. c211437 (attached). make/brand - knorr bremse/fluid contr ol /havi/hyloc or similar [ warranty period: 30 months after the date of delivery ] ] , isolating cock 3/4 with vent as per knorr bremse part no. ll 105104/2, equivalent for 22mm od stainless steel tube or knorr bremse drawing no. c211438 (attached). make/brand - knorr bremse/flui d control /havi/hyloc or similar [ warranty period: 30 months after the date of delivery ] ] , fiba isolating cock handle (small size) with fittings as per drg. no. g/sd3-1251 (item no.1,2, 3&4). make: aec or similar [ warranty period: 30 months after the date of delivery ] ] , fiba isolating cock handle (big size) with fittings as per drg. no. g/sd3-1252 (item no.1,2,3 &4). make: aec or similar [ warranty period: 30 months after the date of delivery ] ]