Pearl BCX 4-Piece Maple Shell Pack w/ 20" Bass Drum Bubinga Lava Chrome Hardware Configuration Bass Drum(s): 20" x 18" Tom(s): 10" x 8", 12" x 9" Floor Tom(s): 16" x 16" Snare: Not Applicable Total Pieces: 4 Hardware: Not Applicable Cymbals: Not Applicable Shells Shell Material: Birch Construction: 7-Ply Thickness (mm): 7.5 Bearing Edge: 45 Reinforcement Ring: Not Applicable Drum Hardware Material: Steel Mounts: Suspended Hoops: Die-cast Lugs: Patented Other Heads: Branded Finish Type: Multiple Coun