Sitting butterfly chest and back expansion trainer

Description

1. Function: Mainly exercises the pectoralis major and deltoid posterior bundle muscles;
2. Seat cushion: Made of high-density PU foam material, with optional colors;
3. Guide rod: ? ? 20mm steel solid guide rod, coated with anti-corrosion coating and polished;
4. Counterweight: The counterweight weighs ? 68kg and is equipped with a strong magnetic self suction counterweight pin;
5. Shield: Both the front and rear shields are made of closed semi transparent ABS injection molding material;
6. Handle: The gloves are made of TPR material, and the top of the gloves is fixed with aluminum alloy parts. The foam handle sleeve prevents the instrument from getting caught;
7. Pipe specifications: The main frame adopts steel pipes with a thickness of no less than 3mm;
8. Adjustment method: semi-automatic and sliding seat cushions with adjustable height of ? 9 gears, chest training with adjustable height of ? 6 gears, back training with adjustable height of ? 3 gears;
9. Floor area: 1451mm * 1463mm * 1985mm (? 3% allowed);
10. Equipment weight: ? 193kg;
11. The product has passed the inspection by the National Sports Goods Quality Supervision and Inspection Center, and an inspection report is provided;