Alien Aluminium Seat Post Technical Information

Weight -

270mm  25.0  172g

270mm  26.8  162g

270mm  27.0  168g

270mm  27.2  162g

270mm  31.6  164g

350mm  27.0  202g

350mm  25.0  206g

350mm  27.2  192g

350mm  31.6  172g

Diameter - 27.2 or 30.9 or 31.6mm

Length - 270mm or 350mm

Material - CNCd 7075 T6 Aluminium 

Head / Clamp - Forged and CNCd 7075 T6 Aluminium

Finish - Anodised Aluminium parts (up to 45 microns)

Colour - Black, Silver (Not 31.6, 350mm), Red and Blue

Layback / Offset - 10mm (standard Alien).

Cyclops Clamp - (5g lighter than twin bolt Alien clamp)

Rails - 7mm as standard, a range of sized clamps are available separately

Minimum Insert depth - 80mm for 270mm, 100mm for 350mm

Tube - Full aluminium construction - laser etched

Graphics - tough and durable - laser etched

3M bonding techniques and methods

Utilises the latest aluminium manufacturing techniques

At the forefront of technology and engineering excellence

Extensive FEA development

In house testing with support from Giant, Specialized and Cannondale