High quality brass castor cup for acoustic pianos.
These are available in 2 different sizes:
- Small (3.5cm diamter) suitable: All upright pianos with single-casters: B2E, B3E, U1, U3 & SU7, K113
- Large (8.5cm diamter) suitable for: Most grand pianos: CX Series, Bosendorfer
Please note: This product is packaged as a set of 4. They are also sold in single units.
Not coated so will need polishing from time to time.