Specialized AETHOS User Manual page 21

2
TOP CAP
MAX COMBINED
HEIGHT: 45mm
MAX SPACERS:
35mm
FIG. 2/3: Stem interface specifications.
• The headset cover measures 7mm thick. The maximum spacer stack height between the headset
cover and the stem is 35mm, for a total of 42mm.
• The maximum combined height of the stem's steerer tube clamp and any spacers placed above the
stem (max 5mm) must not exceed 45mm.
MAX SPACER
OVER STEM: 5mm
44mm LENGTH
EXPANDER PLUG
STEERER TUBE
HEADSET COVER: 7mm
3
SOLID SPACER ONLY
OVER STEM: MAX 5mm
SCALLOPED
SPACERS ONLY BELOW
STEM: MAX 35mm
HEADSET COVER: 7mm
18