14mm 18mm Glass Oil Burner Pipe with Thick Pyrex Hookah Male Female Clear Burners for Bong Water Smoking Pipes

1.25mm big ball with normal hole will have good space when u use it 2. about 90 degree will hold the oil and have good test with the degree 3.14mm 18mm male female can use for most oil burner bongs 4. forsted joint will have Good air tightness 5.products will Protected by bubble paper 6.will have strong box for packages so that u can get it safely 7.We are an professional supplier on DHgate.At the same time we are also a very powerful manufacturer in China.Maybe we are not the biggest company,but the quality of our products and the price absolutely make you satisfied.