The Ohaus School Balance is designed especially for teaching measurement in schools and features large, washable weighing pans, easy to use zero adjustment and dual pointers allowing viewing from both sides. Made of durable lightweight plastic for easy cleaning and long life, the Ohaus School balance has a capacity of 2000g x 0.5g and comes complete with an eight piece mass set: 50g x 1g. Platform size: 140 x 140mm.