A pair of tension springs for BioSwimbench and Biometer is essential to ensure optimal operation of your swimming equipment. Designed specifically for Biometer and BioSwimbench swim benches, these springs play a crucial role in the retraction and winding mechanism of the training ropes. To maintain the performance and efficiency of your equipment, we recommend replacing the springs approximately once or twice a year, depending on the intensity of use. The replacement procedure is simplified to a maximum, with an instruction guide included, guaranteeing quick and easy handling / / - Designed for Biometer and BioSwimbench swim benches / - Essential for the proper retraction and winding operation of training ropes / - Replacement recommendation: 1 to 2 times a year depending on use / - Easy handling: replacement instructions included / / These traction springs are the key to keeping your swimming equipment in perfect condition, ensuring continued efficiency and quality training. Regular replacement is a small investment in the longevity of your premium aquatic training equipment.