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アクセサリー Advance acoustic Lightness 2のPDF はじめにをオンラインで閲覧またはダウンロードできます。Advance acoustic Lightness 2 19 ページ。 Paragliding harness

5. Fine adjustment
Set the lower back strap
to give you the
lumbar support you need. In addition this
strap helps you find the best position if the
speedbag underside is still not horizontal.
By pulling in the thigh straps
you can
increase the seat shell support under your
thighs, so that they lie relaxed.
Repeat the setting procedure after any flight
if you feel it necessary. A perfect fit is best.