My first 3D printable model… based on Derringer 22 with own trigger system … It has been designed it can be usable but to this time I don´t test it because I haven’t money to print.Here´s PDF instruction and .obj, .stl files https://drive.google.com/open?id=0BxkVywo_3hqLSUc0U0Q5THEzU2M https://drive.google.com/open?id=0BxkVywo_3hqLZGRVSG5mSmFON2M https://drive.google.com/open?id=0BxkVywo_3hqLUnFzeGd2ZnE2ZWs What do you need? : superglue / glue on plastic, 2x office rubber, 3x spring from pen

Remastered version coming soon, if you interested stay tuned..