The Race Face SixC Carbon I-Beam Seatpost is a 31.6 mm–diameter, 350 mm–long seatpost engineered for cross-country, all-mountain, enduro, and downhill riding. Its patented I-Beam Micro System head uses a single 5 mm bolt for quick fore-aft and angle adjustments, while the engineered carbon composite tube offers outstanding fatigue and impact resistance at a weight of approximately 190 g. An aluminum forged head and clamps secure your saddle with precision and durability.

• Diameter: 31.6 mm
• Length: 350 mm
• Weight: approximately 190 g
• Tube material: carbon composite for high strength-to-weight and fatigue resistance
• Head and clamp material: cold-forged aluminum alloy
• I-Beam Micro System single-bolt head for precise fore-aft and angle adjustment (5 mm bolt)
• Offset: 0 mm
• Intended use: cross-country, all-mountain, enduro, downhill