Miscellaneous Action felts for Upright Pianos: Red hammer butt squares, pre-cut, 5 mm thick; upright Backcheck Felt blocks, 6 mm (1/4″) thick, perfect for vintage uprights; Muffler Felt tapering in thickness from 3 mm to 1.5 mm.
- A. #281500 Upright Hammer Butt Felts, pre-cut, 5 mm, set
- B. #2830600 Upright Backcheck Felts, pre-cut, 6 mm thick, set
- C. #290160 Muffler Felt, 6 cm x 130 cm, tapered thickness
Felts Strips for Grand: Grand Damper Tray Felt and Grand Damper Up-stop Rail (Liberty rail) Felt strips. This is a white felt of the perfect density for this purpose.
- D.#276505 Grand Damper Up-stop Rail Felt Strip, 5 mm thick
- E. #276520 Grand Damper Tray Felt Strip, 5 mm thick


