Firstly the 75mm 7 -veld (field) gun to reinforce the Dutch gum line.The 7-veld gun was the standard artillery piece in almost all field-artillery regiments.
Secondly adding another AMR variant but this time in German service,
A variant called the 8cm schwere Granatwefer 34 auf PanzerspƤhwagen AMR(35f) self-propelled heavy mortar (abbreviated to 8cm Granatwerfer auf PSW AMR 35(f)) was fitted with an 81 mm (3.19 in) GW-34 heavy mortar in an open topped armoured fighting compartment. Both are available now on the website, don't forget if you are going to Crisis the CRISIS2018B code for a 10% discount is currently still valid.