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TBIS 15194:2019
permanent deformation.
If the handlebar-stem meets the requirement of 4.3.6.6.2.2, conduct Stage 2 of the
test.
Table 4 — Force on handlebar -stem
Stage 1 force F 3(N) 1,600
a) Stem extension b) Combined stem and quill
c) One piece stem-handlebar
1 Clamping fixture
2 Solid steel bar
3 Minimum insertion depth
Figure 13 — Handlebar stem: forward bending test
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