The back and abdominal muscle training machine is suitable for a comfortable, ergonomic sitting position, exercising the back, waist, abdomen, and strengthening hip flexors, especially the quadratus lumborum, erector spinae, rectus abdominis, oblique abdominal muscles, rectus femoris, and opsoas.

1. Main frame material: Q235A, Elliptical tube: 120×60×3.0 mm

. Main rotating shaft material: Q235A, Diameter Φ25

3. Main shaft bearing: HRB bearing (6005-2RS

4. Guide rod: Solid hard chrome plated  Specification Φ20×1126

5. Pulley material: Nylon   Glass fiber 105

6. Protective cover material: ABS  Thickness δ=4

7. Handle cover: None

8. Rope specification: φ6 steel rope, with a load capacity of 1000 KG

9. End cover material: Aluminum alloy

10. Motion angle: 13 gears; Foam angle: 11 gears adjustable; Seat height: 5 gears adjustable

11. Counterweight block material: Steel plate

12 Maximum counterweight 100KG, Minimum counterweight 5KG; [5KG×19  5KG (Guide block)×1]

13. Maximum load: 180KG

14. Unfold size: 1340×1160×1450 mm

Gross, net weight:292.5KG, 226.5KG

15. Seat adjustment 8 segments