ACOUSTIC GUITAR CASE - Measures 49.4' x 21 ' x 5.9' deep in outer dimensions and fits guitars up to 45' long. Inside cabinet dimensions are 46.5' tall by 20.25' wide and 5.2' deep. Distance from inside bottom of cabinet to the top of the mounts is 38.75'. Mounts are 2.75' apart from each other. Top of mounts to top inside of cabinet is 7.75'. See measurement photo for details.