This metal fulcrum is designed to hold a knife edge clamp and a ruler. It is a replacement piece for our standard New York Balance (#4-14501) or our New York Balance Essentials (#4-15001). Use this fulcrum to replace a damaged or lost piece, or to build a balance set of your own.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.
California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.