Tender For bid to ras supply of different types of rollers idlers c c -troughing roller type brb 34 1 , troughing roller type brb 35 1 , bottom roller type bbr 23 2 , bottom roller type bbr 24 2 , bottom roller type bbr 25 2 , bottom roller type bbr 16 2 , bottom roller type bbr 15 2 , bottom return idler 1000 mm , bottom return idler 1200 mm , troughing rollers conv 1a and 1b , troughing idler 1000 mm unit 9 , impact idler 1000 mm unit 9 , impact idler 1200 mm unit 9