"WardsSci000504"

Closed metal support rings with long stems great for supporting funnels.

These zinc-plated support rings are made of durable cast iron.

Heavy closed cast iron support rings with integral bosshead clamps great for supporting funnels.

Closed metal support rings with long stems and attached bosshead clamps great for supporting funnels.

Durable plated-steel ring clamp holds labware securely on stands for heating or experiment setups.