Shimano XTR M901 front mech, 28.6 clamp top pull… this one is used but straight and the pivots move fine… This is one from my own collection
Shimano XTR M950 Front Mech Derailleur FD-M950 Bottom Pull 28.6mm *NOS/NEW*
Shimano XTR M970 Front Derailleur 34.9mm & 31.8mm Dual Pull xc
Shimano XTR M981 Front Derailler 2/3x10 Speed
Shimano XTR M970 front mech derailleur triple
Shimano XTR M900 Front Mech Derailleur FD-M901 31.8mm Top *NOS/NEW*
Shimano XTR M900 Front Mech Retro MTB 90s 28.6mm Bottom Pull