HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. Features Designed As A Replacement Or Upgrade Spring For Contour Pro And Contour Folding Pilates Machines Made From High-Quality Spring Steel For Excellent Resilience And Long-Lasting Durability Medium Resistance Level Ideal For Smooth Controlled Pilates Movements Restores Optimal Tension And Performance When Older Springs Lose Shape Over Time Compatible With All Contour Pilates Reformers For Versatile Use Perfect For Maintaining Consistency And Enhancing Your Pilates Workout Routine Sold Per Unit Allowing You To Replace Exactly What You Need Specifications Material: Spring Steel Length: 46Cm Loop Size: 3Cm Tension Level: Green (Medium) – 12Kg Compatibility: All Contour Pilates Reformers Unit Type: Single Spring You Will Receive 1 X Pilates Machine Spring – Green (Medium Tension)