This pen was kindly sent to me by Bill “the butcher” Milling.

Measurements
Length (capped): 135.2 mm/5.32″
Length (uncapped): 117.7 mm/4.63″
Length (posted): 144.8/5.70”
Diameter (section): 9.2 – 10.0 mm/0.36″ – 0.39″
Diameter (barrel): 7.4 – 12.2 mm/0.29″ – 0.47″
Weight (all): 17 g
Weight (cap): 8 g
Weight (body): 9 g