E-Series Back Trainer The E-Series Back Trainer from Gyronetics is ideal for effective deadweight training. You can strengthen your back muscles through hyperextension or back extension without any additional equipment. However, if you want something more intensive, you can also use a weight plate. In-Depth Look at the E-Series Back Trainer by Gyronetics The E-Series Back Trainer stands on non-slip feet and is equipped with practical supports. However, you can also place a floor protection mat under this device to ensure additional comfort during training. Its adjustable leg supports are foam-padded. Its upholstery is covered in imitation leather and features an attractive Gyronetics E-Series print. For an ergonomic workout, you can adjust the E-Series back trainer to your height using the quick-release fasteners. After back training, the foldable training device takes up little space. Specifications: Dimensions (L x W x H): 98 x 49 x 71-81 cm Maximum load capacity: 120 kg Product weight: 8.5 kg Can be easily folded to save space Can be adjusted to fit ergonomically 3 height-adjustable leg rests 5-position height-adjustable reclining cushion Equipped with adjustable, foam-padded leg supports 2 cushions with imitation leather cover and Gyronetics E-Series print Cushion dimensions (L x W x H): 41.5 x 29 x 4.5-7 cm Stands stably on non-slip feet Fixed in place with quick-release fasteners Delightful in dark grey/black Strengthen Your Back with Hyperextension Training Straight and lateral back extension exercises strengthen the lower back in particular. This benefits your posture, the stability of your body, and the coordinated interaction of your abdominal and back muscles.