Check the listing for details. Sound Percussion Labs Velocity 5-Piece Shell Pack Ruby Sequin Refurbished. Condition: Excellent - Refurbished. Listed at 506.87 USD. The SPL Velocity 5-piece shell pack sets the standard for drummers seeking personal creative inspiration. Ideal for players of all skill levels, the Velocity drum shell pack includes 100% all-birch construction, while its ArchTech proprietary bearing edge works together with Remo Pinstripes tom heads and Powerstroke batter heads in full contact with the birch shells, rounding out the tone while maintain punch and volume. The Velocity’s hardware reinvents SPL’s ease of use with isolation components on all toms, allowing full energy to stay within the drums for enhanced resonance and sustain. A double tom holder mounted on a track offers infinite positioning and angle of the toms over the bass drum.