The guitar neck shims are used to change the angle of guitar neck. Keep these on hand for a quick turn around on this common repair. The guitar neck shims are very easy to operate and install on guitar. Fine craftsmanship and details ensure its practicality and popularity. Features -Color:Coffee -Material:Plastic -Size:7.50X5.50X0.20cm/2.95X2.16X0.08in -Note:1°,0.5°,0.25° - They are strong enough, not easily deformed or broken, and can serve you for a longtime. - These shims worked well to elevate and angle the neck in order to give more adjustability. - The guitar neck shims are designed to fit onto most electric guitars and basses. Protect your favourite guitar from damage. - Simple appearance, convenient to use, make the setup more in line with your playing preferences. - Compact and lightweight, easy to install, can be replaced. Easy to carry, and durable. Package list: 3 x Guitar Neck Shims