Thomson Elite Setback Seatpost - Black Size:30.9mm Replace worn out rings or

Replace worn out rings or swap to change gearing for specific uses

8 stars from thousands of verified purchasers

They save weight because they don't need the spider and chainring bolts

Other advancements include a new inner plate finish plus chrome hardened pin construction

are harder to pinch-flat

Thomson Elite Setback Seatpost - Black Size:30.9mm Replace worn out rings orThe Thomson Elite seatpost is over 40% stronger on ultimate strength tests than the strongest production seatposts on the market. The Elite has double the fatigue life of any other production models we tested. The tube and head of the Thomson seatpost are integral machined from one piece of high strength 7000 series aluminum. The head is not pressed or bonded in. This allows for superior strength and minimum weight. Its incredibly