2 0 | O RB EA
HEA D SET
HEADTUBE DIMENSIONS
Headset
TYPE
ID*
OD**
specifications
1-1/8"
TOP
52.1mm
56mm
Integrated
1-1/2"
BOTTOM
52.1mm
58mm
Integrated
* ID: Internal headtube diameter.
** OD: External headtube diameter.
T EC HN I CAL M A NUAL
Ø 56
Ø 52.1 ± 0.05
Ø 52.1 ± 0.05
Ø 58
Compression ring/
Bearing
SHIS
Bearing
crown race
angle
CODE
dimensions
contact angle
Angular contact
45º
45º
IS52/42
bearing 42x52x7mm
Angular contact
45º
45º
IS52/40
bearing 40x52x7mm
B LUE PAP ER AVA N T · H DI SC 2 0 2 1
HEADSET ASSEMBLY AND SPARES
4
3
2.1
1.1
2.2
1.2
0 1
HEAD S ET I CR BEAR IN G KI T
A RT N º: X043 000 0
1.1
TOP BEARING 1-1/2 INTERN. CABLING
1.2
BOTTOM BEARING 1-1/2
0 2
HEAD S ET D U ST SEAL KIT
A RT N º: X04400 00
2.1
TOP DUST SEAL H/SET ROAD
2.1
BOTTOM DUST SEAL H/SET ROAD
0 3
CO MP RE S S I O N R I N G IN T E R N AL CAB L I N G. R OAD
A RT N º: X045 0000
COMPRESSION RING INTERNAL CABLING. ROAD
0 4
F R AME HEAD S ET C OV E R R OAD
A RT N º: X072 00 00
FRAME HEADSET COVER ROAD
O R B EA | 2 1
EN
GREASE
Q UAN T I TY
1
1
Q UAN T I TY
1
1
Q UAN T I TY
1
Q UAN T I TY
1