$75 - Fizik Cyrano carbon seat post (click link for more images), 31.7, 350mm length and 25mm of clamp offset and works with all modern seat rails (round as well as 7x9 ovalized braided carbon rails oval rails up to 10.3mm tall). $125
$125 - FSA K-Force Light BB30 Carbon crankset (click link for more images), 130 mm BCD, 53/39 chainrings, 175mm length arms, fits frames with BB30/PF30 bottom bracket shells. Good condition with normal wear and tear, includes FSA BB30 stainless bearings and spacers but not BB30 circlips.
** Note All prices include shipping to US/APO (Non-US addresses such as Canada/UK will include actual cost of shipping)