British 4.2-inch Heavy Mortar

[Hanno Spoelstra]

I can´t find much info on this weapon on the internet, and am interested to learn more about it in relation to the Carrier, 4.2 inch Mortar (T16).

Is this picture depicting the correct type?


Source: http://www.mortarsinminiature.com/photo_shop.htm

Thanks,
Hanno