This versatile single funnel holder is supports several sizes of funnels from 25 to 152mm (1" to 6") top diameter by simply changing the included adapter ring.

Features:
Single holder ( pictured) supports two funnels.
Clamp fits standard support rods, 12.5mm (1/2") and includes an adapter to fit to narrower 9.5mm (3/8") rods.
Non-corrosive HDPE funnel holder and clamp includes two bushings for 12.5mm (1/2") or 9.5mm (3/8") diameter support rod molded of rugged and easy to clean high-density polyethylene.