Special Maintenance Kit Double Check Valve For E-70 Brake System As Per Ftrtil Part N O. 79000209 Consist Of Following 4 Items:- (I) Valve As Per Ftrtil Part No. 002421000-01 No./Set (Ii) V Alve Insert As Per Ftrtil Part No. 002701000-02 No./Set (Iii) Joints As Per Ftrtil Part No. 002701500- 02 No./Set (Iv) Piston Ring For 3/4 Inches Dcv As Per Ftrtil Part No.002421500-01 No./Set [ Warrant Y Period: 30 Months After The Date Of Delivery ] ]