Police have seized a homemade firearm, gel blaster and a motorbike stolen in 2021 as part of an investigation into illegal firearms.

Following a search of a home in Holder on Saturday, police say they received further information about stolen items being stored at a residence in Kambah.

On Wednesday they seized a homemade firearm and gel blaster pistol, along with a dirtbike reported stolen in 2021 from the Kambah address.

Police say they also seized other suspected stolen property, including Australian Defence Force uniforms, sports memorabilia, multiple house and vehicle keys not belonging to the occupant, and alcoholic spirits distillery equipment.

Police expect further charges to be laid against the 38-year-old man they arrested in Holder.

Guns, drugs and cash seized in Holder