31.6mm, black, 420mm - This deal has been marked as expired - so is probably not available at this price anymore. You can check the latest price by clicking the "Latest Price" button below.
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The Black Series SP-420 Seatpost is not only one of the lightest Aluminium Seatposts on the market, It's simple yet elegant clamping system is perhaps the strongest type in production. Top Features of the Black Series by Tune SP-420 Seatpost Specification: Model: SP-420 Use: Road & MTB Material (Tube): CNC machined from grain orientated multi butted 7075 T6 heat-treated seamless drawn aluminium tube Material (Cradle): 7075 T6 heat-treated aluminium Material (Fixings): TiAL6V4 Titanium with cold rolled threads Diameters: 27.2 & 31.6 mm OD Length: 420 mm Clamping Range: 130 330 mm (saddle rail to Seatpost clamp) Type: Zero offset Weight: 27.2 mm 213.7 grams / 31.6 mm 209.7 grams Colour: Black Please note: Longer Titanium screws may be required when fitting oversize carbon railed saddles Product Data MTB: Yes Weight (g): 213 Road: Yes The top 115 mm is externally butted to remove excess weight from the unclamped area of the post, while the final 70 mm of the post is internally bored out & slash-cut to save further weight. The bar holding the two cold rolled TiAL6V4 Titanium clamping bolts is also slotted. The tube itself is honed from seamless custom drawn multi butted & grain orientated 7075 T6 heat-treated aluminium, specific to its outer diameter, reinforced where you need it, and removed where you don't. The SP-420 has zero offset, with a user-friendly twin bolt and cradle design offering fine-thread angle adjustment that will not tip with excessive nose or nail pressure on the saddle. As light as carbon and strong as steel, the Black Series Seatpost is perfectly suited to lightweight Road racers & hardcore Mountain bikers alike. Proven in World Championship competition. Hand made in Germany by Tune.
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