The half yoke accessory is made of aluminum and powder coated black with a copper canopy. This unique design gives you the ability to ceiling mount most of our lanterns in either gas or The tear yoke accessory is made of aluminum and powder coated black with a copper canopy. This unique tear drop design gives you the ability to hang most of our lanterns from the ceiling. compatible with BB-19, BV-20, JL-22, NV-19, NV-22, NW-22, OL-15, OL-18, RL-21, SV-22.