By using this site you consent to the storing of cookies on your device to improve your experience, personalize content, optimize your shopping experience and assist in our marketing efforts. View our cookie policy

FREE Cardio-Tramp® included with this Reformer ($385500 value)

Spring Package · Stability Chair

Spring Package · Stability Chair
Spring Package · Stability Chair
Spring Package · Stability Chair 0.0 0 Be the first to add a review
SKU : ST05060
$270.00 CAD
$270.00 CAD
 

This replacement Spring Package for the Split-Pedal Stability Chair includes two Light and two Heavy Chair Springs. All springs are 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.

For safety reasons and continued warranty coverage, springs should be changed every two years.

Includes
  • 2 × Light Chair Springs (Blue)
  • 2 × Heavy Chair Springs (Red)

Note, this item is for use with Merrithew/STOTT PILATES® equipment only. Questions? Have one of our specialists help! Contact us

Spring performance
  • Springs are built to withstand vigorous use in professional or commercial environments
  • To maintain performance and warranty, springs require replacement every two years
Heavy springs resistance details
  • Overall length of the spring is 18.6 in with an initial tension of 14.8 lbs (load required to open the coils without extension)
  • Spring rate of 3.9 lb/inch (load required to extend spring every inch after the initial tension is applied)
Light springs resistance details
  • Overall length of the spring is 18.6 in with an initial tension of 5.5-7.5 lbs (load required to open the coils without extension)
  • Spring rate of 1.2 lb/inch (load required to extend spring every inch after the initial tension is applied)
Spring specs
SpringInitial tensionSpring rateLengthCoil diameterSpring ball O-ring color
Leg Spring3.4–4.5 lbs
(1.5–2.0 kg)
.625 lbs/in +/- 5%
(.11 N/mm +/- 5%)
22 in
(55.9 cm)
1.2 in
(3 cm)
White
Leg Spring · Enhanced3.0–4.0 lbs
(1.4–1.8 kg)
.625 lbs/in +/- 5%
(.11 N/mm +/- 5%)
22 in
(55.9 cm)
1.2 in
(3 cm)
Green
Light Arm Spring2.2–3.2 lbs
(1.0–1.5 kg)
.378 lbs/in +/- 10%
(.07 N/mm +/- 10%)
19 in
(48.3 cm)
1.1 in
(2.8 cm)
Yellow
Reformer Spring · 25%2.25–3.25 lbs
(1.0–1.5 kg)
.311 lbs/in +/- 5%
(.05 N/mm +/- 5%)
19.5 in
(49.5 cm)
1.5 in
(4 cm)
White
Reformer Spring · 50%3.0–4.0 lbs
(1.4–1.8 kg)
.625 lbs/in +/- 5%
(.11 N/mm +/- 5%)
19.5 in
(49.5 cm)
1.5 in
(4 cm)
Blue
Reformer Spring · 100%6.0–7.5 lbs
(2.7–3.4 kg)
1.25 lbs/in +/- 5%
(.22 N/mm +/- 5%)
19.5 in
(49.5 cm)
1.5 in
(4 cm)
Red
Reformer Spring · 125%7.0–11.0 lbs
(3.2–5.0 kg)
1.56 lbs/in +/- 5%
(.27 N/mm +/- 5%)
19.5 in
(49.5 cm)
1.5 in
(4 cm)
Black
Roll-Down Spring2.9–3.9 lbs
(1.3–1.8 kg)
.495 lbs/in +/- 10%
(.09 N/mm +/- 10%)
19 in
(48.3 cm)
1.2 in
(3 cm)
Black
Push-Thru Spring / Stability Chair · Light Spring5.5–7.5 lbs
(2.5–3.4 kg)
1.157 lbs/in +/- 10%
(.2 N/mm +/- 10%)
18 in
(45.7 cm)
1.1 in
(2.8 cm)
Blue
Trapeze Spring / Stability Chair · Heavy Spring14.75 lbs +/- 1.5 lbs
(6.7 kg +/- .7 kg)
3.888 lbs/in +/- 5%
(.68 N/mm +/- 5%)
18 in
(45.7 cm)
1.2 in
(3 cm)
Red
  • 2 years: All springs

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

Customer reviews

There are no reviews for this item.

Customers who purchased this product also bought…

Split-Pedal Stability Chair™
Split-Pedal Stability Chair™
Star Knob, 3 Prong 1/4 (Stability Barre/Chair Handle)
Star Knob, 3 Prong 1/4" (Stability Barre/Chair Handle)
Spring Pair · Stability Chair - Heavy
Spring Pair · Stability Chair - Heavy
Spring Pair · Stability Chair - Light
Spring Pair · Stability Chair - Light