Park tool digital scale ds1a versatile digital scale built to accurately weigh bikes frames and components uniquely designed to be clamped solidly into a repair stand or hung from a hook or branch featuresmeasures and displays kilograms to0 02kg 02kg 20 grams measures pounds to 1oz 1oz 28 35 grams includes a dual position silicone coated hanging hook weight limit of the ds 1 is 25 kilograms 55 poundsrequires 3 aaa batteries that are not includedbuy park tool workshop accessories