Model P12 fits Classic series 2.5" heel & 3" heel (Model P12 will be replacing both Model P1 & P2).
Model P3 fits: Classic series 2.75"/3.5" Flare Heel, Salsera series 3" Heel, Signature/Party Party/C series 2.75"/3.5" Flare Heel.
Model P2040 fits: Salsera series 2.5" heel, Signature/Party Party/C series 2" Slim, 2.75" Flare & 3" Flare Heel.
Model P5059 fits: Salsera series 3" heel, Competitive Dancer series 2.5" Flare Heel & 3" Flare Heel, Classic series 3.5" heel, Signature/Party Party/C series 3.5" heel.
Model P5830 fits: Competitive Dancer series 2.5" Slim Heel, 2.75" Slim Heel.
Model PPG fits: Signature/Party Party/C series 2.5" heel.
Model P387 fits: Classic series 1.3" heel.
Model P382 (Ultra Slim) fits: Classic series 3" slim plated heel, Signature/Party Party/C series 3" slim heel, Competitive Dancer 2.5"/3" Stiletto Heel.
Model PCI fits: Signature/Party Party/C series 1.2" heel.
How to identify which style is what series:
Classic series: style # starts with a numerical number
Signature series: style # starts with letter "S"
Party Party series: style # starts with letters "PP"
C series: style # starts with letter "C"
Salsera series: style # starts with letters "SERA"
Competitive Dancer series: style # starts with letters "CD"