Syncros Seatpost Duncan 2 31.6/15MM
Shipping Info
Shipping normally takes 3-5 business days. We don't ship on weekends or public holidays.
We offer flat-rate shipping in South Africa. We also offer local pickup from our stores around Cape Town.
International orders carry a minimum spend of R5,500, and takes 7-30 business days to arrive depending on customs.
Bike Size Guide
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✅ Key specs (verified)
- Use: Road & MTB
- Material: 3D forged AL2014 aluminium
- Length: 400 mm
- Offset (setback): 15 mm
- Diameters: 27.2 mm / 31.6 mm
- Rail compatibility: 7x7 mm (standard) & 7x9 mm (oval/carbon)
- Clamp: 2-bolt adjustable system
- Weight: ~283–307 g depending on size
???? What this actually means (real-world)
✔ Strong and reliable
- The AL2014 + 3D forging + heat treatment gives it excellent fatigue strength
- Built to handle MTB impacts and long road miles
✔ Proper saddle adjustment
- The 2-bolt clamp:
- Makes angle adjustment precise
- Holds position better than cheap single-bolt posts
✔ Fit-focused design
-
15 mm offset = moves saddle backward
- Helps with knee alignment and pedaling efficiency
- Common sweet spot for many riders (not too extreme)
✔ Wide compatibility
- Works with both standard and carbon rail saddles
- No need for adapters
⚖️ Pros vs cons
???? Pros
- Very durable and trustworthy
- Easy to set up (great clamp design)
- Works across MTB, gravel, road
- Good fit adjustability (15 mm setback)
???? Cons
- Not lightweight (~300 g)
- Stiff ride feel vs carbon
- No vibration damping or flex features
???? Who should buy it
Good choice if you:
- Want a reliable upgrade or replacement
- Ride XC, trail, gravel, or endurance road
- Need moderate setback (15 mm) for bike fit
Skip if you:
- Want comfort → go carbon
- Care about weight savings
- Are building a race-focused bike
???? Bottom line
This is a no-nonsense, workhorse seatpost. It’s not flashy, but it’s well-engineered and does exactly what it should: hold your saddle securely, adjust easily, and last a long time.
