T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)

T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)
T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)
T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)
T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)
T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)
T-shaped channel steel, black oxide coating, 3/20.3cm -16 thread, 5/20.3cm high and 9/40.6cm deep groove (5 batches)

t-shaped channel steel, oxidized black finishing, 3/20.3cm -16 thread, 5/20.3cm high, 9/40.6cm deep groove, (batch 5)

The material is 1018 steel impregnated black finishing

3/20.3cm -16 thread.