BELT
WIDTH

IDLER
MODEL NO.

WT.

A

B

C

D

E

F

G

H

MOUNTING
BOLT

REPLACEMENT
ROLL NO.

18

DBT-18-45-04

33

27

7 1/16

6 5/8

18 1/2

12 3/16

29

6

7 1/2

1/2

RBT-18-04

20

DBT-20-45-04

36

29

7 1/16

7 1/4

20

12 5/8

31

6

7 1/2

1/2

RBT-20-04

24

DBT-24-45-04

40

33

7 1/16

8 13/16

23 3/4

13 3/4

35

6

7 1/2

1/2

RBT-24-04

30

DBT-30-45-04

47

39

7 1/16

11

29 1/16

15 5/16

41

6

7 1/2

1/2

RBT-30-04

36

DBT-36-45-04

53

45

7 1/16

13 1/8

34 3/16

16 13/16

47

6

7 1/2

1/2

RBT-36-04

42

DBT-42-45-04

64

51

7 3/8

15 1/8

39

18 9/16

53

7 1/2

9

1/2

RBT-42-04

48

DBT-48-45-04

71

57

7 3/8

17 1/8

43 7/8

19 15/16

59

7 1/2

9

1/2

RBT-48-04

BELT
WIDTH

IDLER
MODEL NO.

WT.

A

B

C

D

E

F

G

H

MOUNTING
BOLT

REPLACEMENT
ROLL NO.

18

DBT-18-45-05

36

27

7 9/16

6 5/8

17 13/16

12 9/16

29

6

7 1/2

1/2

RBT-18-05

20

DBT-20-45-05

39

29

7 9/16

7 1/4

19 5/16

13

31

6

7 1/2

1/2

RBT-20-05

24

DBT-24-45-05

44

33

7 9/16

8 13/16

23 1/16

14 1/16

35

6

7 1/2

1/2

RBT-24-05

30

DBT-30-45-05

52

39

7 9/16

11

28 3/8

15 7/16

41

6

7 1/2

1/2

RBT-30-05

36

DBT-36-45-05

59

45

7 9/16

13 1/8

33 1/2

17 1/8

47

6

7 1/2

1/2

RBT-36-05

42

DBT-42-45-05

70

51

7 7/8

15 1/8

38 5/16

18 15/16

53

7 1/2

9

1/2

RBT-42-05

48

DBT-48-45-05

77

57

7 7/8

17 1/8

43 1/8

20 5/16

59

7 1/2

9

1/2

RBT-48-05