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Stability Chair Spring Pair – Heavy

Stability Chair Spring Pair – Heavy
Stability Chair Spring Pair – Heavy
Stability Chair Spring Pair – Heavy 0.0 0 Be the first to add a review
SKU : ST05129
$110.00 (US)
$82.50 (US)
These heavy tension Stability Chair Springs are made exclusively for MERRITHEW™ Stability Chairs. Each is nickel-plated and heat-treated to protect the base material of the spring. This ensures the quality and integrity of its tension throughout its life through demanding studio use. Sold as a pair.

Spring Performance

  • Our springs are built to withstand vigorous use in professional or commercial environments
  • To maintain performance and warranty, springs require replacement every two years

Spring Resistance Details

  • Overall length of the spring is 18.628” with an initial tension of 14.75 lbs (load required to open the coils without extension)
  • Spring rate of 3.888 lb/inch (load required to extend spring every inch after the initial tension is applied)


Length 45.72 cm 18"
Coil Diameter 30 mm 1.18"
2 Years: All springs

For our full equipment warranty, please see our warranty terms and conditions.

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