PART 

A 

B 

C  

C  

D 

NUMBER 

(GROMMET) 

(NO GROMMET) 

54-188-01

2 1/8

1/4

1/4

3/16

54-188-02

2 1/8

1/4

1/4

3/16

54-250-01

2 3/8

1/4

5/16

1/4

54-250-02

2 3/8

1/4

5/16

1/4

54-313-01

3 5/16

3/8

7/16

5/16

54-313-02

3 1/8

3/8

7/16

5/16

54-375-01

4

1/2

1/2

3/8

54-375-02

4

1/2

1/2

3/8

54-437-01

4 3/4

5/8

5/8

7/16

54-468-01

5 1/2

1/2

3/4

15/32

54-500-01

6 3/8

7/8

9/16

1/2

     All spring snaps are carbon steel zinc plated.

     Please contact MCT Customer Service for additional materials and sizes.