Supply Of Laser Height And Stagger Gauge For Bg Line (1676 Mm) As Per Detailed Specification Attach Ed. Proper Demonstration And Training To Be Given To Railway Representatives At Time Of Supply. [ Warranty Perio D: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 La Cs ] ]