I weighed in today at 17.18 lbs.

This was the weight with race wheels but no powermeter. I can get below 17 lbs with the acquisition of a new seat.
Frameset | : | 61cm Aerocat R509 – 2010 vintage | |
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Fork | : | Aerocat R509 with tapered carbon steerer | |
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Crank | : | 53/39 FSA-SLK Light with Quarq Cinquo (175mm) | 814g |
Crank (alt*) | : | 53/39 FSA-SLK Light (175mm) | 727g |
Shifters | : | SRAM Red | 280g |
Derailleur (F) | : | SRAM Rival | 88g + 27g |
Derailleur (R) | : | SRAM Rival | 188g |
Brakes | : | SRAM Rival | 290g |
Headset | : | Cane Creek IS | 119g |
Bearings | : | SRAM BB30 | 60g |
Reducer | : | Wheels Manufacturing BB30 adapter | 14g |
Chain | : | SRAM PC 1071 Hollowpin | 265g |
Cassette | : | SRAM PG 1070 11-26 | 229g |
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Stem | : | Ibis 3dForged 110mm | 120g |
Bar | : | Neuvation HB300 size 46 | 220g |
Cabling | : | White Jagwire | cut to fit |
Post | : | FSA SLK Zero Setback | 264g |
Saddle | : | San Marco Ponza** | 284g |
Pedals | : | TIME RXS First | 249g |
Cages | : | CN111166101*** | 25g (each) |
Tape | : | Fi’zi:k BarGel | cut to fit |
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Racing | |||
Wheels | : | 2009 Mavic Cosmic Carbone SLR | 1595g |
Tyres | : | Panaracer eXtreme Evo PT 23c | 210g (each) |
Skewers | : | Mavic BR601 Titanium-shafted quick release | 52g & 56g |
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Training | |||
Wheels | : | 2010 Neuvation M28X | 1750g |
Tyres | : | Bontrager Select-K 25c | 360g+ |
Skewers | : | Neuvation | 57g & 62g |
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* | If the powermeter is on the TT bike | ||
** | With steel rails. By far the “relatively heaviest” thing on the bike | ||
*** | full carbon, direct order from China |