And a little bit of cash too! Here's the list as the bike is at the moment:
1997 Specialized Hardrock GX
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Brake Lever: Shimano XTR lever (83g) $54.50
Brake: Avid BB7 (367g) $50
--A2Z disc brake convertor (100g) $28
Cables: XTR/Alligator(50g) $30
Cassette: Fire Eye single speed spacers (60g) $50
--Chris King 16 Tooth Cog, Stainless Steel (32g) $45.35
Chain: KMC Z410 Chain (287g) $6
Crankset: Shimano Hone Crankset/bb (802g) $146
Fork: SASO carbon fork (815g) $173
Frame: Specialized Hardrock GX Chro-mo (2600g)
Grips: Ritchey 2008 WCS Grips (39g) $16
-- Ritchey 2008 WCS bar end plugs (6g)
Handlebar: On-one Mary (313g) $60
Headset: FSA Pig DH-Pro Headset 1-1/8 (205g) $32.95
Headset Spacer: Amoeba carbon spacers (10g) $6
Pedals: VP 196 pedals (280g) $28.30
Quick Releases: Sette Skewers (111g) $10
Seat Binder: Tranz X seatpost bolt (14g) $12.90
Seat: Selle Italia SLR Flite Kit Carbonio (169g) $100
Seatpost: FSA SL-K carbon seatpost (227g) $41
--Seatpost shim (12g) $8.50
Stem: Syntace Stem (98g) $42.80
Tyre: Maxlite 310 (311g x 2) $99
Tubes: Maxxis flyweight x 2 (93g/tube) $18.80
Wheelset: FSA XC-300 SL (1872g) $300
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Total Cost: $1359.10
Total Weight: 9.36kg
All in Australian Dollars, no shipping fees included. I definitely went over my initial $500 budget!