FOR SALE IS ONE (1) NEW FIVE PIECE SCALE PRECISION WEIGHT CALIBRATION KIT. FIVE NICKEL PLATED STEEL WEIGHTS IN THIS KIT ALLOW YOU TO CALIBRATE YOUR DIGITAL SCALE, POCKET SCALE, TABLETOP SCALE OR USE WITH TRIPLE BEAM SCALES. EACH WEIGHT IS WITHIN + or - 0.003 grams ACCURATE. INCLUDES CONVENIENT SNAP TIGHT PLASTIC STORAGE CONTAINER. THIS FIVE PIECE KIT INCLUDES ONE 50 gram WEIGHT, TWO 20 gram WEIGHTS, ONE 10 gram WEIGHT AND ONE 5 gram WEIGHT, TOTAL FIVE (5) PIECES INCLUDED. COMBINE THESE ACCURATE WEIGHTS FOR MANY DIFFERENT COMBINATIONS, MAXIMUM 105 grams, 50 grams, 20 grams, etc. YOU WILL RECEIVE ONE (1) FIVE PIECE CALIBRATION KIT SHIPPED BY USPS FIRST CLASS MAIL..... BID AND BUY HERE IN IN ABSOLUTE CONFIDENCE SINCE I HAVE THOUSANDS OF POSITIVE FEEDBACK AND TEN+ YEARS EXPERIENCE. I SHIP WITHIN TWO DAYS OF RECEIPT OF PAYMENT, OFTEN THE NEXT DAY. $4.81 USPS FIRST CLASS GREEN SHIPPING USING RECYCLED PACKAGING MATERIALS AND ENVIRONMENTALLY FRIENDLY MATERIALS TO ANYWHERE USA. I DO NOT SHIP ANYWHERE ELSE. HAVE A GREAT DAY AND THANK YOU FOR STOPPING BY.......