This is a high-quality products.
Including 12pcs roller saddles and 2pcs wrench
Each saddles set contains the screws and springs
Rollers help prevent string breakage, improving tone and sustain and keeping your guitar in tone
Size: 10.5mm (0.413 inch) x 20mm (0.787 inch) each
Color: Chrome Color
material: metal
Package including:
12 x Saddles
2 x Wrench