Model

Length

Steel ball length

Spring route

Lightest load

Heaviest load

Size

& / mm

& / mm

& / mm

& / kg

& / kg

M4

10

2.5

0.8

0.4

1

M5

12

3

09

0.6

1.1

M6

15

3.5

1

0.9

1.3

M8

17

5

1.5

1.5

3

M10

19

6

2

2

3.5

M12

22

8

2.5

3

5.5

M16

28

10

3.5

6.5

12.5

SP. "3/8

19

6

2

2

3.5

SP. "1/2

22

8

2.5

3

5.5

SP. "5/16

17

5

1.5

1.5

3