Spring Size

1
1 to 6
1-4
1-5
1-6
1/2 To 4
2 To 5
3
4
5
8.5
Adjustable
Adjustable 1 to 4
Adjustable 1 to 5
Adjustable 1 to 6
Adjustable 1-5
Adjustable 1-6
Heavy Duty
Medium
Regular
Regular Duty