Ajax Scientific ME180-1000 Economy Hook Weight, 1000g

Ajax Scientific Economy Hook Weight, 500g

Ajax Scientific Steel Deluxe Hooked Weight, 500g

HFS (R) Scale Balance Calibration Weight Set - 10-1000g 8Pc Set With Case (8pcs : 10g,20g,20g,50g,100g,100g,200g,500g) 8pcs is 1000Gram total

Ajax Scientific Plastic Tubular Spring Scale, 1000g/10N Weight Capacity, Brown

hand2mind Single, 50mm, Plastic, Simple Machine Pulley Wheel (Set of 5)

American Weigh Scales Calibration Weight for AWS Digital Scale, Carbon Steel, Chrome Finish, 500G (500WGT)

American Educational Brass Hooked Weight Set with Hanger, Metric

American Weigh Scales Calibration Weight for AWS Digital Scale, Carbon Steel, Chrome Finish, 100g (100WGT)

United Scientific WHST13 Brass Slotted Weight Set with Hanger and Case, 13 Weights