The Williams Impact ACS seatpost is designed for high strength, low weight, and efficient use of every gram. The
shaft and head are not bonded but are 3D-forged from a single piece of
7014-T6 aluminum. The Impact ACS seatpost is available in 350 mm length as well as 27.2 mm and 31.6 mm diameters.
set out to create a seatpost with a competitively low weight and
unparalleled durability and ease of use. We use 7050 alloy clamping
hardware for bulletproof durability. The strength and weight of this
seatpost are exciting, but it's the design that makes it a cut above.
The clamp utilizes a two bolt system. And, the 2 bolt clamp is designed
to work flawlessly with Williams SLC carbon rail saddles.
The whole package is black anodized, making for a stunning appearance.
Light weight, massive strength, and great functionality make the Impact
ACS the obvious choice for anyone looking to upgrade to the highest
- 7014-T6 Aluminum Alloy
- Adjustable 2 bolt clamp
- 20mm Setback
- Carbon rail compatible
- Compatible with 7x7 mm and 7x9 mm rails