SRAM X0 Front Derailleur 3x10 speed Compatibility and specifications

SRAM X0 Front Derailleur 3x10s MTB 2011 Model series.

Sram X0 front derailleurs comes in 10 references (!?) for 3x10 speed specific, and there are also 12 models for 2x10 setting, geez, that is getting very specific just to shift a couple of gears only.

Ok, here are the 3x10 X0 2011 references:
3X10 HI CLAMP DUALPULL φ31.8 #19011040
3X10 HI CLAMP DUALPULL φ34.9 #19011041
3X10 HI CLAMP DUALPULL φ38.2 #19011042
3X10 LO CLAMP BOTTOMPULL φ31.8/34.9 #19011043
3X10 LO CLAMP TOP PULL φ31.8/34.9 #19011044
3X10 LO CLAMP BOTTOM PULLφ38.2 #19011045
3X10 LO CLAMP TOP PULL φ38.2 #19011046
3X10 HI DIRECT MOUNT DUALPULL #19011047
3X10 LO DIRECT MOUNT S1 44T TOP PULL #19011048
3X10 LO DIRECT MOUNT S3 44T TOP PULL #19011049
Speeds 10 speed for 3X10 system
Weight 130 grams (low clamp model weight)
Compatibility 10 speed only
36 Tooth
Pull Top or Bottom
Technology X-Glide shifting technology
If you mount a 3x10 Sram front derailleur, you should be using a Triple specific left shifter.

Compatible with Sram 10 speed shifters, XX, X0, X7, SL-700, Double-Tap flat bar, R2C Aero, 900 TT, 500 TT, Red Double Tap controls, Force Double Tap controls, Rival Double Tap Controls, Apex Double Tap Controls.