We provide Tender Bidding Support for 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 Rev.01 For Fitment On Bg Passenger Coaches. Note:- In Above Specification Wherever Specification Number Rdso/2011/Cg 03, Rdso/2011/Cg-03 Or Latest, Is Mentioned, It Should Be Read As Rdso/2011/Cg-03 Rev.01.