Number-Balance-Rapid-52-0857-p-This-versatile-tool-helps-children-to-find-out-about-addition-by-balancing-numbers-The-scale-balances-when-the-sum-of-the-weights-on-one-arm-equates-to-the-sum-of-the-weights-on-the-other-p-Rapid-Number-Balance
Spring Balances with Metal Scales - Rapid PH10115/1, A spring balance with a rectangular plastic body and metal scale. Rapid Metal Spring Balance - 0 to 100 g/1 N
Spring Balances with Metal Scales - Rapid PH10115/2A-sp, A spring balance with a rectangular plastic body and metal scale. Rapid Metal Spring Balance - 0 to 250 g/2.5 N