Roosebeck Deluxe Prima Balalaika, Variegated Stave Body Classic triangular shaped Balalaika Prima. This Balalaika Prima measures approximately 27 inches in length. The back is slightly bowed and made with stave construction in alternating pieces of lacewood and rosewood. Scale length is 430mm. The dark rosewood on the soundboard is decorative but also protects the soundboard from the strumming.