Inch

1"

1 1/8"

1 1/4"

1 1/2"

8"

10"

11"

12"

4 1/2"

6"

7"

8"

Carbon Steel

Steel

Individual

Rockwell C32

2"

2 1/2"

2"

2 1/2"

Exempt

5,000 lb.

6,000 lb.

7,000 lb.

7,500 lb.

10,000 lb.

12,000 lb.

14,000 lb.

20,000 lb.

Not Rated

EAR99

Compliant

Not Compliant

Compliant

Not Compliant

3"

3 1/8"

3 1/4"

3 3/4"

3 7/8"

1 7/8"

2"

2 5/16"

8"

10 1/4"

10 1/2"

11 7/16"

11 3/4"

12"

12 1/4"

13"

13 1/2"

14 3/8"

15"

15 11/32"

20 7/32"

Clevis

Combination Ball/Eye

Combination Ball/Eye with Multi-Size Hitch Ball

Eye

Height Adapter for Hitch Ball

Height Adjusting Adapter for Hitch Ball

Height Adjusting Multisize Hitch Ball

Hook

Multisize Hitch Ball

Multisize Hitch Ball with Hook

Ring