supply of supply of centre buffer height gauge foldable track base and vertical column.supply of centre buffer height gauge foldable track base and vertical column.,centre buffer height gauge foldable track base and vertical column with a measuring scale and point er model bhg-3 (cbc), accuracy of gauge plus or minus (+ or -) 1 mm, supplied in elegantly finished storing and tra nsporting box, measuring range 900 to 1140 mm must be supplied with calibration certificate. make: paragon/jyoti/ lakshmi/prasad/ganapathy/escorts / prasad [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ] => limited