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crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Sam Omiotek

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-[* black] Now let's move on to the backbone of the Backbone.
-[* black] The sliding telescope mechanism works with a metal ~~toilet paper~~ roller spring that unwinds when you pull both handles apart. This provides more tension and a tighter grip than the [guide|134517|Razer Kishi], which uses normal spiral springs to hold on to your smartphone.
-[* icon_note] This kind of springs (roller springs aka strip springs) are also responsible for retracting seatbelts in cars or power cords in vacuum cleaners.
+[* black] Getting a closer look at the backbone of this Backbone, we find distinct design differences over its competitor.
+[* black] The sliding telescope mechanism utilizes a flat spiral spring that unwinds when you pull both handles apart. This provides more constant compression and a tighter grip than the [https://d3nevzfk7ii3be.cloudfront.net/igi/qmsMWZREBZQ2SDDW.huge|Razer Kishi|new_window=true], which uses helical extension springs to embrace your smartphone.
+[* icon_note] Flat springs (AKA [https://en.wikipedia.org/wiki/Constant-force_spring|constant-force springs|new_window=true]) can also be found in seatbelts and tape measures.