Original Grille Cloth for AR-1 loudspeakers restoration or repair. This is an original Acoustic Research AR-1 grille cloth pulled from an Acoustic Research AR-1 loudspeaker dating 1955. Really hard to find! In good used condition. Includes its back masonite piece. They measure 22.8″ x 11.6″ (grill cloth) and 23.1. X 11.3 (masonite panel). 58 x 29,5 and 58,7 x 28,7 cm. Grille cloth may fit also AR-2a, AR-2ax, AR-3a, AR-4x, AR-4a, AR-5, etc. Pictures are an integral part of the description. If you need to ensure the parcel, please ask for a quote. Thanks for visiting my page and please ask any questions. WhatsApp & Info: +39 366 118 5207.