Mr.Hobby GSI-C189 Flat Base Smooth 10ml Finish Tuner  [GSI-C189]

Mr.Hobby GSI-C189 Flat Base Smooth 10ml Finish Tuner

For hobbyists after a flatter surface, the Mr.Hobby GSI-C189 Flat Base Smooth 10ml is a compact option to tone down gloss. It works well across a variety of model builds where controlled reflectivity is important.

Tune Gloss to Suit Your Model

The GSI-C189 Flat Base Smooth mixes into gloss paints to create flat or muted sheens, letting you match the finish to the subject without obvious colour shift or adhesion loss.

Practical Use Advice

Combine a little Flat Base with your paint and blend until even. Apply a test coat, then adjust the mix until the surface matches the look you want. Consistent stirring helps avoid streaks.