Merrithew Wall Unit Spring - Free Shipping Note: Please allow 1-2 weeks to fulfill. Looking to replace your Wall Unit’s springs? Our full set of replacement springs makes retiring exhausted springs a snap. Our springs are custom-crafted using the finest quality music wire and are preheated for stress relief. They’re then nickel plated with a hydrogen embrittlement process to ensure superior quality and tension integrity throughout their lifespan. We recommend that all springs are replaced every two years and our two-year warranty ensures that you’ll never have to pay to replace them beforehand. Note: this item is for use with Merrithew™/STOTT PILATES® equipment only. Details: Package includes 4 × Push-Thru Spring (Blue) 2 × Light Arm Spring (Yellow) 2 × Enhanced Leg Spring (Green) 2 × Roll-down Spring (Black) 18 × Carabiner Spring Clips 2 × Locking Spring Clips Specs: Push-Thru Spring / Stability Chair · Light Spring 5.5–7.5 lbs 1.157 lbs/in +/- 10% 18 in 1.1 in Blue (2.5–3.4 kg) (.2 N/mm +/- 10%) (45.7 cm) (2.8 cm) Leg Spring · Enhanced 3.0–4.0 lbs .625 lbs/in +/- 5% 22 in 1.2 in Green (1.4–1.8 kg) (.11 N/mm +/- 5%) (55.9 cm) (3 cm) Roll-Down Spring 2.9–3.9 lbs .495 lbs/in +/- 10% 19 in 1.2 in Black (1.3–1.8 kg) (.09 N/mm +/- 10%) (48.3 cm) (3 cm) Light Arm Spring 2.2–3.2 lbs .378 lbs/in +/- 10% 19 in 1.1 in Yellow (1.0–1.5 kg) (.07 N/mm +/- 10%) (48.3 cm) (2.8 cm) Warranty: 2 years: All springs 1 years: Clips
