Here are the action components:
[img:left]http://www.heritageguns.co.uk/Lancaster%20BLE/Lancaster%20BLE%20Action%20600[/img]
Here is the Block Safety:
[img:left]http://www.heritageguns.co.uk/Lancaster%20BLE/Lancaster%20BLE%20Block%20Safety%20600[/img]
Here is the ejector work (a nightmare designed to get round the Southgate patent, the spring was once described as a 'snail of acid')
[img:left]http://www.heritageguns.co.uk/Lancaster%20BLE/Lancaster%20BLE%20Ejector%20600[/img]