To convert chains (ch) to millimeters (mm), you need to multiply the value in chains by 20116.8.
So, to convert 0.0695935735 ch to mm:
0.0695935735 ch * 20116.8 = 1399.9999994 mm
Therefore, 0.0695935735 chains is equal to 1399.9999994 millimeters.
This below table contains list of length units and conversion values:
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