Have come across this little metal box, made by Hobbies, so does anyone know what is it for ?
The top plate can be depressed, with the two springs inside then return it to its original open position, the wing nut sets the opening position.
The top plate can be depressed, with the two springs inside then return it to its original open position, the wing nut sets the opening position.
![B208BC41-5B9C-4111-8851-E4F9D6363F32.jpeg B208BC41-5B9C-4111-8851-E4F9D6363F32.jpeg](https://cdn.imagearchive.com/ukworkshop/data/attach/88/88252-B208BC41-5B9C-4111-8851-E4F9D6363F32.jpeg)
![B7E04E30-7527-452C-81BE-ED3386828589.jpeg B7E04E30-7527-452C-81BE-ED3386828589.jpeg](https://cdn.imagearchive.com/ukworkshop/data/attach/88/88253-B7E04E30-7527-452C-81BE-ED3386828589.jpeg)
![7AF4B291-7EFA-4B6E-AB76-C436EBB7907A.jpeg 7AF4B291-7EFA-4B6E-AB76-C436EBB7907A.jpeg](https://cdn.imagearchive.com/ukworkshop/data/attach/88/88254-7AF4B291-7EFA-4B6E-AB76-C436EBB7907A.jpeg)