17cm Kanone 18 17 cm Kanone 18 (1941-1945) – this large, complex, yet relatively widely used long range gun was mounted on same dual-recoil system carriage as the 21cm K38 and 21cm Mrs18. Intended for deep interdiction and counter-battery fire out to a range of 29.600 meters, with a projectile that weighed 62.8kg, the 17cm…