Ideal for science lessons in primary, secondary and college settings, this set of Philip Harris hanging slotted masses supports hands-on experiments exploring forces and mass. Designed for easy handling and accurate measurement, it helps teachers deliver practical demonstrations and investigations.

• Includes four 10g stainless steel slotted masses and a 10g hanger (total 50g)

• Each mass is clearly engraved for easy identification

• Durable stainless steel construction with a polished finish

• Mass dimensions: 16mm outer diameter, 4.8mm slot width and thickness (approx.)

• Suitable for a wide range of weight-bearing science experiments