supply of ccb brake system itemsccb brake system items,magnet valve (kbil part no. 194900/1110) for improved version electric ccb. [ warranty pe riod: 30 months after the date of delivery ] ] , isolating cock to fp as per m/s. kbil part no. ii107853 for ccb brake system. [ warranty pe riod: 30 months after the date of delivery ] ] , 3/2 way cock as per kbi part no.-ii53212 [ warranty period: 30 months after the date of de livery ] ] , 3/2 way cock (sifa cock) as per kbil part no. ii51450/2 for wag-9 locomotives. [ warran ty period: 30 months after the date of delivery ] ] , isolating cock as per m/s kbil part no. 176839 [ warranty period: 30 months after the date of delivery ] ]