Wurth Replast Manual Twin Cartridge Gun 2x48ml 0891893485

Metal 1:1 Dispensing gun suitable for 50ml cartridges

I also have a kit that includes the gun, adhesive and nozzles. see second photo and link below.

https://www.ebay.co.uk/itm/272785639791

Wurth Replast Twin Cartridge Glue Gun, FAST Adhesive, incl 15 Mixing Nozzles