bids are invited for 1 single support channel 2 double suppprt channel 3 base plate for single support channel 4 base plate for double support channel 5 cantilever arm 620 mm length 6 cantilever arm 320 mm length 7 cantilever arm 170 mm length 8 m6 fastners set comprising of 1 no m6 pan head screw 1no spring nut & 1no washer for fixing perforated type trays with cantilever arm 9 clamp for single channel cc1 10 clamp for double channel cc2 11 tray clamp for ltct 12 m12 fastener set comprising of 1no each m12 hex.bolt spring nut&washer for fixingbase plate c a ladder trays&clamps support channels 13 90 degree angle fitting 14 right angle heavy duty bracket 15 m12 anchoring bolts 16 straight fitting 17 beam clamp total quantity : 144300