Reply to: CramponsHome › Forums › Climbing › Gear › Crampons › Reply to: Crampons December 9, 2014 at 15:39 #2944 RonanKParticipantAccordions are an absolute necessity with Grivel crampons in order to keep the metal size adjusty thingy down. Dispense with them and put a bolt and locknut in your crampons instead.