It took three years to develop this innovative seat post and has been proven in the market for more than 10 years.  Thermalite is proprietary material made with Nylon 66 base w/ 50% long glass fiber infusion. Thermalite posts are 30% lighter than Alloy posts and proven strong by our team

Fits any Pivotal seat..

SIZE: 25.4mm X 150mm length
COLORS: Black
WEIGHT: 2.8oz (150mm length)