Overall rating | ☆☆☆☆☆ |
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Together with Irvis hybrid, Petzl Back Flex form the best choice for all types of boots. Light and easy to put on.
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Thanks. Excellent and reliable delivery.
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Great way to make my crampons span a full range of boots and shoes! As I am primarily a ski mountaineer using them with ski boots, I also like that they can configure one pair of crampons for many different boots. I have the two different backs and two different fronts and like that I can bring these along for other non-technical jaunts without having to buy another set.
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Good way to make your petzl crampons fit on any footwear
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Fix perfectly with Petzl Irvis LL.
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Nice being able to put crampons on approach shoes.
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Work as expected, Makes many petzl crampons fit boots without rear welts