Giant Contact SL Switch Seatpost

Anti-Twist Technology keeps the saddle firmly positioned
Proprietary air & oil cartridge offers smooth consistent load range adjustment
Improved design easily switches from external to internal cable routing
Secure 2-bolt clamp design
Clamp design compatible with standard 7mm (alloy) or 9mm (composite) saddle rails
Extra long lower saddle rail guide designed to cradle lightweight saddle rails securely
Vertical travel:
350mm - 100mm travel
395mm - 125mm travel
440mm - 150mm travel
Includes updated 1x and 2x remote
Compatible with internal and external cable routing
30.9 Diameter