Details Introductions - The KMA102 41-inch acoustic guitar features a basswood top and back/sides. This is suitable for students, beginners, professional performers, and all kinds of music lovers. The neck has an adjustable design, and with the wrench we have, we can adjust the curvature of the neck. Thanks to the fully enclosed knob design, the rust resistance is good and the life of the knob can be increased. What are you still hesitating about? Hurry and buy it!