The Edelrid Ohm is a device for helping level the playing field between a heavy climber and their light belayer. Bertie is one such heavy climber and his better half is a light belayer! They jumped at the chance to test the Ohm and below Bertie has outlined his unique thoughts on this unique device.


There is nothing else on the market quite like the Ohm, unless you want to drag sand bags down to your favourite crags. So if you are considerably heavier (or lighter) than your  favourite climbing partner it is probably worth a quick read.

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