SIERRA TORSION
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S i e r r a T o r s i o n - 3 8 0 S E A T I N G S Y S T E M S H.O. Bostrom’s Sierra Torsion-380 combines our rugged, mechanical suspension with our ergonomic upper seat to bring you the ultimate in driver comfort. This unique, low profile, torsion bar suspension seat provides the same smooth ride regardless of the driver’s weight. Designed for long lasting service, this scissors suspension distributes the driver’s weight to minimize wear and tear on load bearing components. The flexible upper seat is available with many comfort features such as fixed or reclining back, low, mid or high height back and built-in or adjustable lumbar. When you’re looking for comfortable, durable seating, look to H.O. Bostrom. special Shown with optional armrests & back recline features * Low, mid or high back * Fixed or reclining back * Built-in or adjustable lumbar * Cloth or vinyl * Optional custom corporate logo models available * Sierra Torsion-380FX (Fixed back) * Sierra Torsion-380RX (Reclining back) * Sierra Torsion-380LX (Reclining back w/adjustable lumbar) H. O. B O S T R O M

SIERRA TORSION-380 S E A T I N G Optional Flip-up armrests Offered in low-, mid- or high-back style ✹ ✹ Built-in lumbar support. Optional adjustable lumbar not shown. Optional custom corporate logo. Vinyl, cloth and Durawear upholstery available. Optional back recline is easily adjusted with lever. Recline has infinite adjustment and extends to 180°. Fixed back also available. ✹ ✹ Front hand wheel adjusts the weight control of this mechanical suspension seat to isolate shock. Operates smoothly between 110 and 275 pounds. ✹ ✹ ✹ ✹ The H.O. Bostrom Advantage S Y S T E M S High-strength torsion...