FSA

Afterburner Seatpost - SB0

The FSA Afterburner SB0 Seatpost delivers the perfect mix of lightweight performance and rock-solid reliability for riders who demand more from every climb, sprint, and descent. Built for trail, gravel, and cross-country riders who count grams but won’t compromise on strength, this seatpost brings pro-level precision to every ride.

Its CNC-machined AL2014 aluminum shaft keeps weight low without sacrificing durability, while the forged alloy head ensures a secure, confident saddle connection—even on rough terrain. Add in stainless steel hardware for long-term corrosion resistance, and you’ve got a post that’s ready to handle years of hard riding with zero fuss.

Key Features:

• Zero setback (SB0) design for an efficient, centered riding position
• CNC-machined AL2014 aluminum for a lightweight yet durable build
• Forged alloy head delivers strength and precise saddle adjustment
• Stainless steel hardware resists rust and wear in all conditions

Whether dialing in a race bike or upgrading a trusted trail rig, the FSA Afterburner SB0 Seatpost offers dependable performance that keeps your focus on the ride—not your gear.