supply of improved high tensile.improved high tensile.,balance draft gear for cbc to escort drg no. sk1550, alt -2, rdso spec. rdso/2011/ cg-03 r ev-3. [ warranty period: 30 months after the date of delivery ] ] , aar-h type tight lock coupler head assy. as per escort drawing sk-463 and confirming to rdso specification no. rdso/2011/cg-03 rev.01. make-escort (note : material need to be supplied in as sembled condition as per drawing) firms offer: same as above. make brand: escorts kubota limited... [ warranty period: 30 months after the date of delivery ] ] , improved high tensile tight lock center buffer coupler with aar-h type head andbalanced draft gear for fitment on bg passenger coaches confirming to rdsospecification no. rdso/2011/cg-03 (re v.-3) consisting of 6 items, sl. no. 1 tight lockcoupler head aar-h type with main pin. qty. 1 no., sl. no. 2 balance draft gear. qty. 1no., sl. no. 3 supporting device with fasteners. qty. 1 no., sl. no. 4 manual unco uplingdevice. qty. 1 no., sl. no. 5 base plate with fasteners. qty. 1 no. and sl. no. 6 supportplate with faste ners. qty. 1 no. material & specification: rdso/2011/cg-03 (rev.-3) or latest make-escorts kubota limit ed. [ warranty period: 84 months after the date of delivery ] ] , balanced draft gear for aar h type cbc, drawing no: m/s escorts limiteds drg.no.sk 1550 a lt.12. material and specification conforming to rdsos specification no. rdso/2011/cg- 03 (rev.1). [ warr anty period: 30 months after the date of delivery ] ] , supply of high tensile aar-h type tight lock coupler complete with transition screw coupling & balanced draft gear and all other associated components as per rdso specification rdso/2009/cg-22 r ev.01 for fitment on bg passenger coaches. [ warranty period: 30 months after the date of delivery ] ]