50pcs 12" 12 inch 295mm Audio Amplifier Speaker Surround Foam Woofer Edge Repair wholesale
Outside diameter: 295mm +/-2mm
Inside diameter : 220mm +/-2mm
Convex outside diameter: 270mm +/-2mm
Convex inside diameter: 235mm +/-2mm
Methods of replacing:
Remove the gasket and rub off old foam, apply contact cement(not included).
Center the surround evenly as you place it on cone.
Squeeze the inside of surround to cone with thumb on top and index finger up inside the frame,underneath the surround and go around a few times until it adheres.
Apply elmers wood glue to outer frame, press down surround.
Re-glue gasket to outer surround.