Overview Reviews Product Description This Recording Custom 18" x 14" bass drum features a 6 Ply North American Birch shell with 30 Degree Bearing Edges and re-designed Hi Tension Lugs that are weighted to enhance lower frequencies. Product Videos Custom Field Product Reviews Write a Review Write a Review × YAMAHA Recording Custom 18" X 14" Bass Drum Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *