Motorcycle chains and sprockets
Universal chain
No.
JCAS chain
No.
Pitch
Roller diameter
bearing pin body diameter
Width between inner plates
width over bearing pin
Width over connecting pin
Inner plate depth
Ultimate tensile strength
Weight per meter
P
d
1
max
d
2
max
b
1
max
L
max
Lc
max
h
2
max
Q
min
q
¡Ö
mm
mm
mm
mm
mm
mm
mm
KN
Kg/m
*04MA
25H
6.35
3.30
2.31
3.10
9.1
10.6
6.0
4.8
0.17
*05MA
219
7.774
4.59
3.01
4.68
12.0
13.6
7.5
6.6
0.27
*05MB
8
4.77
3.28
5.72
13.9
-
7.5
8.9
0.39
*05MC
270
8.50
5.00
3.28
4.75
13.3
-
8.6
9.8
0.33
06MA(T.F)
9.525
6.00
4.50
9.50
18.6
-
9.3
11.8
0.61
08MA
420
12.70
7.77
3.96
6.25
16.0
17.6
12.0
16.0
0.55
08MB
428
12,70
8.51
4.45
7.75
17.0
19.5
11.8
17.8
0.66
08MC
428H
12.70
8.51
4.45
7.75
19.3
21.8
11.8
20.6
0.79
10MA
520M
15.875
10.16
5.08
6.25
19.0
21.5
15.09
26.5
1
10MB
50M
15.875
10.16
5.08
9.40
22.0
24.5
15.09
26.5
1.06
Pitch
Tooth No
Tooth thick
Hoie diameter
Roller diameter
Top cirle diameter
Used chain
Used motorcycle
P
mm
Z
H
mm
D
mm
d1
mm
d2
mm
12.7
40
6
52
7.95
168.2
08MA
420
JC70
12.7
42
7.2
52
8.51
175.2
428
JC100
12.7
37
7.1
64
8.51
156
428
JC125-7A
HONGDU100
12.7
39
7.1
64
8.51
163
08MC
428H
HONGDU125
