Based on this product's specifications, here are some alternatives and similar models
Adhesive/foam gun GEKO G01190 — metal construction for mounting foam and adhesives
Summary description:
Manual adhesive and mounting foam gun GEKO G01190 with metal construction designed to apply construction adhesives and polyurethane foam from standard cartridges. Intended for controlled dispensing during sealing, insulation, and assembly tasks. Suitable for professional and DIY use where precise bead control and durable tool body are required.