Just went and measured. It is raining so it is not 100% accurate, however looks like the are the same length as series but different diameter.
Outer shell is 63.5 mm long (2.5”) - same as Series
Inner tube is ~70 mm long (2.75”) - same as Series
Outer diameter is ~43 mm - series is 30.16 mm (13/16")
Bolt size is 7/16” (11.1 mm) - series is 9/16"
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