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Do not base your order on the picture presented.
Features of the Baseline Hydraulic HiRes Hand Dynamometer: The ER (extended-range) model can measure grip strength up to 300lbs/135kg. The 300 lb. (135kg.) Baseline® hand dynamometer is only available with a HiRes™ 31/2" diameter head. The dial contains 5-pound / 2.5 kg gradations.
Eligible for FREE or discounted ground shipping.
Medex SKU: FAB-12-0246