1 Bottle Deep = 4 1/4"
2 Bottles Deep = 8"
3 Bottles Deep = 11 3/4"

1 Bottle Deep = 18 x 750ml wine bottles
2 Bottles Deep = 36 x 750ml wine bottles
3 Bottles Deep = 54 x 750ml wine bottles

Note: Maximum bottle diameter is 3 3/8". Magnums, Champagnes or oversized 750ml bottles will not fit vertically between pegs.