Supply Of Rail Jumper Assembly As Per Drg No Re/33/P/500 Or Latest (Ri No.501 504 505 508) With Both End Clamps Of Al Bronze And Single Core Flexible Stranded Copper Cable Of 248/0.457 Mm (40 Sqmm) Length 15 Mtr , 10 Mtr, 4 Mtr, 3 Mtr &Amp 1.5 Mtr.