Backrest parts for adjustable backs with respect to backrest height
Fixed backrest with standard/mini pushandles, foldable push handles* or without pushandles:
Backrest height (RH) with respect to cover, backrest tubes, bands
RH
Cover
B
Telescopic tube A
(straight/lumbar)
Bands (without
stabilizing bar,
endband C = 10cm)
Bands (with stabilizing
bar, endband C = 5cm)
300 S S
1-band D + 2-band E
-
315 S S 1-band + 2-band -
330 S S 2x2-band -
345 M S 2x2-band -
360 M S 2x2-band -
375 M S 1-band + 2x2-band -
390 M S 1-band + 2x2-band -
405 M M 1-band + 4-band F 1-band + 2x2-band
420 L M 1-band + 4-band 2x1-band + 4-band
435 L M 1-band + 4-band 2x1-band + 4-band
450 L M 2-band + 4-band 2x1-band + 4-band
465 L M 2-band + 4-band
1-band + 2-band
+ 4-band
480 L M 2-band + 4-band
1-band + 2-band
+ 4-band
495 L M 2-band + 4-band
1-band + 2-band
+ 4-band
510 L M
1-band + 2-band
+ 4-band
1-band + 2-band
+ 4-band
*Stabilization bar not possible for foldable push handles
Fixed or angle adjustable backrest with high adjustable push handles, rearset:
Backrest height (RH) with respect to cover, backrest tubes, bands
RH
Cover
B
Telescopic
tube A
Bands (without
stabilizing bar,
endband C = 10cm)
Bands (with stabilizing
bar, endband C = 5cm)
300 S L
2-band E
-
315 S L 2-band -
330 S L 1-band D + 2-band -
345 M L 1-band + 2-band -
360 M L 1-band + 2-band -
375 M L 2x2-band -
390 M L/XL* 2x2-band -
405 M XL 4-band F 2x1-band + 2-band
420 L XL 4-band 1-band + 4-band
435 L XL 4-band 1-band + 4-band
450 L XL 1-band +4-band 1-band + 4-band
465 L XL 1-band +4-band 1-band + 4-band
480 L XL 1-band +4-band 2-band + 4-band
495 L XL 1-band +4-band 2-band + 4-band
510 L XL 2-band + 4-band 2-band + 4-band
*Telescopic tube XL for angle adjustable backrest.
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