Muscle / Abdominal Exercise Equipment , Sit Up And Back Extension Bench

The height of the hand shank and sofa unique design Power Exercise Equipment

Back Extension

	1.Adopt 76*3 mm top quality super thick tube,firm and durable. 2.High density sponge,which is made of high quality leather. 3.The height of the hand shank and sofa can be adjusted by 6 grades. 4.Air spring auxiliary adjust device,which brings more convenience to users.
	Appearnce Pressentation:simple and brief,convenient for using,vogue and liberal,smooth outline,unique design,exquisite structure.

1. high density sponge

It greatly increases the comfort of the exercise, improves the passion of the movement, and doubles the exercise effect.

2. exclusive 6 paragraph back adjustment

According to ergonomics, it is suitable for people of different height and body shape

3. military materials, super high quality

Use the material of military steel and steel, the thick material of the whole machine, ensure the safety and comfort of the movement

4. high quality steel footboard

High quality steel footboard, antiskid, pedal area, safer

5. auto craft lacquer

High temperature automobile spray painting technology, uniform and natural, long wear resistance

6. level correction positive base

Unevenness of the ground can adjust the horizontal stable bottom pipe smoothly and not shake

Through the Roman chair, you can exercise the meat has three target muscles: the erector muscle gluteus maximus and? Rope muscle (hind thigh, although it can exercise three target muscles, but I only to the public fitness crowd with Roman chair to exercise erector muscle, suggest that you do not use Roman chair to exercise buttocks and??? Rope muscle (hind thighs). Why, first of all, simply analyze the structure of this movement. Roman chair exercise, buttocks and? Hamstring (posterior thigh)-not recommended.

Usually, the people who do this exercise adjust the height of the Roman chair to 90 percent or more of them parallel to the pubis, and then take the hip joint as the axis and use the straight back position to do this, and in the course of the movement, Participating in active muscles is the back of the hip and thigh and is not effectively and safely exercised to the back.

Roman chair extension is a one-joint exercise that allows you to exercise the meat with three target muscles: the erector muscle gluteus maximus and the hamstring muscle (the back of the thigh, though it can build up to three target muscles). But I only encourage the general fitness crowd to use the Roman chair to exercise the erector muscle. I suggest you not use the Roman chair to exercise the gluteus and popliteal muscles. Why, first of all, simply analyze the structure of this movement for you.

Roman chair exercise, buttocks and hamstrings (back thighs)-not recommended

Usually, the people who do this exercise adjust the height of the Roman chair to 90 percent or more of them parallel to the pubis, and then take the hip joint as the axis and use the straight back position to do this, and in the course of the movement, Participating in active muscles is the back of the hip and thigh and is not effectively and safely exercised to the back.

Reasons are not recommended:

Although you can exercise your thighs and buttocks in this way, it requires a lot of stress at the lumbar vertebrae. If you want to exercise your hips and the back of your thighs, you will have better and more appropriate movements to do. There is no need to exercise the thighs and buttocks at the expense of increasing the lumbar vertebrae.

How to exercise your Lower back correctly

The right thing to do is to first adjust the height of the Roman chair to just the top of our iliac bone (the top bone on both sides of the waist), and the lower body must be stable. Don't put it behind the neck. Then inhale the lumbar spine and bend slowly down the spine while keeping the hip still. At the same time with the full breath slowly reduced to the same level as the lower body.

There is a distinction between the two approaches:

1. Height of the Roman chair:

2. Axis of movement: