Type of chain
20B-1 / 24B-1
Pitch
1 1/4" / 1 1/2"
B mm (pre drilled)
30
B1 max.
70
D* mm
104.8
L
98
l4
24
Md max Nm
1280
Md min Nm
250
N
178
s max. mm
29
Type RN 2.8 - 16: Md-adjustment by nut with locking plate, Type RN 22 - 120: Md-adjustment by nut and clamping screw
*Tolerance according to bush
Larger slip hubs upon request
*Tolerance according to bush
Larger slip hubs upon request