Two new kits, the 18pdr Field Gun and the 4.5in Howitzer, are now available from W^D Models. They look like highly detailed white metal and resin kits.
All W^D Models kits are 4mm:foot scale, which makes them compatible with 1/72 and 1/76.
18pdr Field Gun
And there are crews available as well.
Buy direct from www.wdmodels.com