SRAM XX Front Derailleur 2x10 Speed Compatibility and specifications

SRAM XX Front Derailleur 2x10 speed 2011 model series for MTB.

Sram top of the range MTB front derailleur.
It comes in a whooping 18 different models, lucky it comes only in 2x10 set up, otherwise it would have been over 30 derailleurs if producing a 3x10 model specific.

Speeds: 2X10
Material: Forged AL-6061-T6
Weight: 118g (low mount)
Outer Cage: Steel
Compatibility: 31.8mm clamp size, 34.9mm clamp size, 38.1mm clamp size
Inner Cage: Steel
Mount Options: Low, High, Direct
Max Tooth: 15 tooth
Bolts: TORX® T25
The 18 XX models are as follow:
LOW CLAMP TOP PULL φ31.8 / φ34.9 - Ref# 19010007
LOW CLAMP TOP PULL φ38.2 - Ref# 19010008
LOW CLAMP DOWN PULL φ31.8 / φ34.9 - Ref# 19010010
LOW CLAMP DOWN PULL φ38.2 - Ref# 19010011
HIGH CLAMP TOP PULL φ31.8 - Ref# 19010012
HIGH CLAMP TOP PULL φ34.9 - Ref# 19010013
HIGH CLAMP TOP PULL φ38.2 - Ref# 19010014
HIGH CLAMP BOTTOM PULL φ31.8 - Ref# 19010015
HIGH CLAMP BOTTOM PULL φ34.9 - Ref# 19010016
HIGH CLAMP BOTTOM PULL φ38.2 - Ref# 19010017
DIRECT MOUNT S1 42-28T TOP PULL - Ref# 19010018
DIRECT MOUNT S1 39-26T TOP PULL - Ref# 19010019
DIRECT MOUNT S1 42-28T DOWN PULL - Ref# 19010020
DIRECT MOUNT S1 39-26T DOWN PULL - Ref# 19010021
DIRECT MOUNT S2 42-28T TOP PULL - Ref# 19010022
DIRECT MOUNT S2 39-26T TOP PULL - Ref# 19010023
DIRECT MOUNT S2 42-28T DOWN PULL - Ref# 19010024
DIRECT MOUNT S2 39-26T DOWN PULL - Ref# 19010025

Compatible with 2x10 Sram shifters: XX, X0, X9, X7.