Detailed data of lever and barbell:
1, and the maximum distance between clips is 1 m 3 1 cm.
2. The maximum total length of the shell is 2.20m. ..
3. The barbell bar is 28mm-29mm in diameter.
The largest barbell piece is 45cm in diameter.
The maximum weight of barbell piece is 45 kg.
The maximum weight of barbell bars and iron rings is 25 kg.
Brief introduction of flat press;
Bench press is the main action to exercise and strengthen chest muscles. Bench press is a compound action, involving multiple joints, including shoulder joint and elbow joint.
Bench press actively exercised the muscles of upper limb belt, triceps brachii, forearm muscle, upper back muscle and latissimus dorsi muscle. The main performers are pectoralis major and deltoid toes, which drive the barbell bar upward away from the chest and triceps brachii, and they drive the elbow to extend and enter a locked state.