This is the water drop bottle assembly that comes with the following (NOTE, though pictures show 3 of them, the price is for ONE set):

1x Bottle with 1/4 NPT thread end caps
1x Bottle clamp
2x 1/4 NPT 8mm brass fittings
1x 1/4 NPT 6mm brass fittings

1x Right angled mounting bracket

Water Drop Bottle Kit