Yeah I think you might struggle there, have the elastomers gone hard? Best bet would be to source some new elastomers (try suspensionforkparts.com), or I hear some kind of Landrover part can be used.
Try posting on the idriders Proflex forum.
They are just over 1" across and have a hole through the middle.
Can't complain at the price. Definitely would suit rear end of bike better than front.
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