kallaxSide = 335;     // Full width of a Kallax shelf
kallaxDepth = 390;    // Full depth of a Kallax shelf

shelfHeight = 160;    // Height of a Kallax half-shelf (shelf insert)
shelfWidth = 320;     // Width of a Kallax half-shelf (shelf insert)
shelfDepth = kallaxDepth - 20;

// boardThickness = 4.7; // 1/8" plywood
boardThickness = 7.35;
feltThickness = 2.5;
feltWidth = 12;