Roller Chains with Attachment - M2
M2 Double Hole Attachments BS 228 / ISO 606

STANDARD
CHAIN
NO.
Basic chain
Rolon Part No.

Pitch

P

Att.
Width
C

Hole 
Diameter 
Ø D

Hole
Pitch
G
Att.
Height
H
Plate Thick
T
OP
IP
06B
# R957
9.525
18.16
3.50
9.50
17.49
1.23
1.23
08B
R1278
12.70
23.26
4.30
12.70
24.67
1.54
1.64
10B
R1595
15.875
29.26
5.30
15.90
30.50
1.64
1.64
12B
R1911
19.05
33.55
6.50
22.20
39.55
1.88
1.88
16B
R2517
25.40
46.10
6.40
23.80
44.50
3.05
3.70
ANSI / ASMI B29.1M
40
R40
12.70
23.0
3.50
12.70
22.85
1.54
1.54
50
R50
15.875
28.80
5.20
15.90
29.18
2.05
2.05
60
R60
19.05
34.40
5.20
18.30
34.05
2.45
2.45
80
R80
25.40
46.10
6.80
24.60
44.50
3.05
3.25
# Straight sided plate chain