The Insight Alloy Pivotal Seat Post comes in at a nice price, nice colours and 3 different sizes to fit most race frames out there on the market today. These are light, but you can go even lighter with a Insight Carbon Pivotal Seat Post if that's your thing.
250mm length for all
Post sizes : 22.2mm, 26.8mm and 27.2mm
22.2 – 138g
26.8 – 162g
27.2 – 160g