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10 lb. (4.5kg) Slotted, Field surcharge weight, 8.5" (216mm) dia.
Perforated 5-7/8" (149mm) dia. base with adjustable stem.
10 lb. (4.5kg) Field surcharge weight, made in two parts.
Metal tripod supports dial gauge for measuring the amount of swell during soaking.
Same as H-4175 surcharge weight, except with a 2-1/8" (54mm) slot.
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