Merrithew Reformer Spring

Merrithew Reformer Spring 25%: The 25% Reformer Spring may be purchased individually to replace a 100% spring for Reformers with traditional spring configurations. Its lighter resistance is often preferred for arm or rehab exercises. When combined with a 50% spring it also offers a resistance option between the 50% and 100% settings. 125%: Bigger, better, faster and stronger, the 125% Reformer Spring provides increased resistance for those who seek more challenge in their Reformer workouts. These springs offer enhanced fluidity of movement, allowing for maximum extension of the Reformer carriage with smoother and more balanced movement across all length extensions. Designed to meet the demanding needs for cardio work on the Reformer with Jumpboards and Cardio-Tramp® Rebounders. The best springs in the industry! Replace your Reformer springs every two years to ensure the maximum performance and safety of your equipment at all times Our springs are custom crafted using the finest quality music wire, then pre-heated for stress relief and finished with nickel plating through a hydrogen embrittlement process to increase spring life Feature a newly designed free flowing Spring connection Innovative spring ball attachment and new fastening system provides for easy installation Springs are securely held in place with no exposed hooks Specs Leg Spring 3.4–4.5 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 · Enhanced 3.0–4.0 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 Spring 2.2–3.2 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 Spring 2.9–3.9 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 Spring 5.5–7.5 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 Spring 14.75 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