1.This is gas cooker burner with gas valve. 2. It have 4 pole 3. The weight is about 257g

1.This is gas cooker burner  with gas valve.2.It  have 4 pole,1 pole ,the weight is 27.2g

3.The material of gas valve is brass ,The weight is 74g

4.The handwheel ,material is plastic and brass and zinc,You can choose it.

5.The total weight is about 250g

Gas cooker burner ZJ-C11