Nice build!
One of our scales is lying....my build is similar. Full XTR, Sid ultimate fork/shock, light wheels, light brakes, light tires and I'm just under 25lbs. Large frame.
Maybe :-)
What tires/tubes dou you use?
Did you check the frame weight?
My medium frame weights 1874gr
Continental Cross King Race Sport 560gr
Continental Race King Race Sport 525gr
Tubolito 44gr
Wheelset 1300gr
XCX crank 350gr. vs. XTR 466gr
XTR 9100 Brake Set 404gr.
Garburak cassette 332gr vs. XTR 370gr.
Stem 82gr
Handlebar 150gr
Dropper Post 425gr
Saddle 105gr
Pedals 285gr
and so on...
I am happy with the weight.
If it's true or not :-)