Superlight spec - thoughts?

All,

I have locked in the majority of my Superlight spec but would like thoughts on a few items like wheels etc.

1) locked in items are as follows:

REAR DER
SRAM X9 long cage

FRONT DER
Shimano M760 (XT)

SHIFTERS
SRAM X9 triggers

CRANKSET
TruVativ Stylo Team w/ Giga X Drive 22/32/44

CASSETTE
SRAM PG 980, 11-34

CHAIN
SRAM PC 971

BRAKES
Avid Juicy 7's w/ 160mm rotors

BRAKE LEVERS
Avid Juicy 7's

HEADSET
Cane Creek S3

SADDLE
WTB Rocket V Stealth

TIRES
Kenda Nevegal 2.1 folding

TUBES
Kenda Ultralight

2) Undecided

SEAT POST
Thomson (188g)
Ritchey WCS (235g)

BARS
Truvativ Team low riser (260g)
Ritchey Carbon Rizer (175g)

STEM
Truvativ Team (150g)
Ritchey WCS (130g)

WHEELS
DT XR 4.1d rims with DT 340 hubs w/ DT 14/15 spokes, alloy nipples
WTB Laser Discs with WTB Laser Disc Lite hubs w/- DT 14/15 spokes etc
Ritchey rims and hubs Disc OCR Pro
Ritchey rims and hubs WSC disc