Key Components & Specifications
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Main Body:
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Corrugated rubber tubing measuring $200\text{ mm}$ ($8\text{ inches}$) in length and $35\text{ mm}$ ($1\frac{3}{8}\text{ inches}$) in diameter.
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Secured using an $850\text{ mm}$ ($34\text{ inches}$) nickel-plated chain attached to a hook at the opposite end for firm placement on the subject.
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Features a riffled tube at one end with a $3\text{ mm}$ ($1/8\text{ inch}$) inside diameter for connecting to the recording device.
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Student Tambour:
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Rubber diaphragm with a $40\text{ mm}$ ($1\frac{1}{2}\text{ inch}$) diameter.
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Uses a rubber O-ring fitted into a groove to hold the diaphragm securely.
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Features an adjustable writing lever mounted on a $6\text{ mm}$ ($1/4\text{ inch}$) stem.
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Ink Pen:
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Includes a reservoir with a small writing nib, a stilet wire for cleaning, and a pen filler.
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Mounted on a $100\text{ mm}$ ($4\text{ inch}$) aluminum stem featuring a split fork arrangement to connect with Z LAB levers.
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Bosshead Clamps:
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Machined from solid brass bar stock and heavily plated.
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Drilled to accept $9.5\text{ mm}$ ($3/8\text{ inch}$) uprights as well as $6\text{ mm}$ ($1/4\text{ inch}$) and $9.5\text{ mm}$ stems.
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Standard Laboratory Stand:
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Solid cast iron triangular base ($125\text{ mm}$ / $5\text{ inches}$ on each side) with a center hole for bench mounting.
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Upright stainless steel rod dimensions: $350\text{ mm}$ ($14\text{ inches}$) in length and $9.5\text{ mm}$ ($3/8\text{ inch}$) in diameter.
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Total Weight: $2\text{ kg}$ ($4.4\text{ lb}$)
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