RCBS Deluxe Scale Check Weight Set Balances and Scales. Over time accumulated dust and grit can affect accuracy. A quick test with RCBS Scale Check Weights will tell if your scale is displaying correctly. Deluxe set 98993 to check up to 400 grains. Specifications for RCBS Scale Check Weight Sets: Manufacturer: RCBS Color: Silver Quantity: 1 Package Type: Box Features of RCBS Scale Check Weight Sets 510.5 grains for bullets cases and powder 1x200 2x100 1x50 2x20 1x10 1x5 1x1 1x.5 1 forceps Package Contents: RCBS Scale Check Weight Sets RCBS 98993: Deluxe Scale Check Weight Set Balances and Scales