Supply Of Articulated Spherolastic Rubber Bearingarticulated Spherolastic Rubber Bearing,Articulated Spherolastic Rubber Bearing As Per Fasl Drawing No. Fasl/Sb/0848 For Fasl Make Aar-H Tight Lock Coupler For Lhb Coaches And Confirming To Rdso Specification No: - Rdso/2011/Cg- 03(Rev 01.). Make :-Frontier Alloy Steels Ltd-Kanpur (Pac Item).