Specifications: Color: Black Material: Made of plastic, not Metal Front Corner Screws distance (from center to center): about 42mm x 38.5mm Rear Corner Screws distance (from center to center): about 43.5mm x 35.5mm Set of 4 Front 4 Rear Corners for Marshall AMP (Please check the screws distance carefully to confirm the item will fit your Amplifier) Package include: 8* Guitar AMP Corner With Screws(4* Front Corner+ 4* Rear Corner)