Transportation and changing of worn out FGC9 gear coupling two nos. in 0L belt, two nos. in -2L, belt conveyor and two nos. in -2L. tandem belt conveyor at MIC, Jhanjra Project Colliery. Transportation and changing of worn out FGC9 gear coupling two nos. in 0L belt, two nos. in -2L, belt conveyor and two nos. in -2L. tandem belt conveyor at MIC, Jhanjra Project Colliery.