The brush stand part can be fixed with a special shaped spring, and its height can be adjusted by changing the arm angle according to the length of the brush. The arm part can be folded away when it is not in use for compact storage.
Mr Hobby - Gunze GT-45 - Mr. Brush Stand - New
Mr.Hobby - Brush Stand with Flexible Arm
Mr. Hobby Mr.Brush Cleaner Liquid - T-118 - 110ml Paint Brush Cleaner
Mr. Hobby Mr.Paint Stand Station - GT-68 - Model Painting Aid (x4)
GSI Gunze Creos Mr Hobby T-118 Mr Brush Cleaner Liquid 110ml UK seller
Mr Hobby - Gunze GT-35 - Mr. Brush Washer - New