BigHeart’s BronzeBomber Slide is a big chunk of cast Red Bronze with a 3/16″ wall for the deepest, most solid tone of any brass or bronze slide available today._x000D_n_x000D_nThis is perfect for resonator and acoustic players. This baby is Heavy!_x000D_n_x000D_nLarge – 13/16″ I.D, 20.6mm_x000D_n_x000D_nMade in the USA_x000D_n_x000D_nNew in box