size of the diameter of the rings , 114mm with a 89- 85 mm hole , if you go any smaller on the it will be too heavy as the weight limit for an arm and board is 1kg according to michell , but you can go to 1.1max ,
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Location: north wales
Posts: 695
I'm peter.
size of the diameter of the rings , 114mm with a 89- 85 mm hole , if you go any smaller on the it will be too heavy as the weight limit for an arm and board is 1kg according to michell , but you can go to 1.1max ,
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