supply of a set of 11a set of 11,a set of 11 bogie mounted brake cylinders with double acting automatic slack adjuste r with hand brake cable assembly and without hand brake cable assembly of air brake wagons having bmbs (escorts design). (one set of 11 bogie mounted brake cylinder consists of 1 no. brake cylinder with hand brake cable assembly to escorts drawing no. 3eb7348 and 1 no. brake cylinder without han d brake cable assembly to escorts drawing no 3eb7347 conforming to rdso spec. no. wd-23- bmbs- 2008 (rev. 1) with amend. - 1 of sept. 2016). [ warranty period: 36 months after the date of deliver y ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]