This pen was kindly lent to me by 4M – thank you!

Measurements
Length (capped): 160.3 mm/6.31”
Length (uncapped): 141.2 mm/ 5.56”
Length (posted): 182.1 mm/7.17”
Diameter (section): 10.4—11.9 mm/0.41—0.47”
Diameter (barrel): 6.0—16.0 mm/0.24—0.63”
Weight (all): 39.0 g
Weight (body): 25.5 g
Weight (cap): 13.5 g