Modern bike seatposts are built from various materials, with alloy and carbon being the two most common. A quality alloy seatposts will boast a lightweight profile, whilst also benefiting from being durable and cost efficient. A high-end carbon post is a necessary component for serious cyclists looking to squeeze every last bit of performance out of their machine. Competitive cyclists needing to precisely adjust their seatpost height on the fly should browse our range of dropper posts. Mcfks seat post is Di2 compatible! All models fit to the Shimano battery SM-BTR2. For the clamping Mcfk recommends to use their own battery holder, which can be obtained in the online shop. Please make sure to choose the correct seat post diameter. availability. In this case we recommend to consider alternative items from the BIKE24 product range. Most seatposts follow the same design principles, with a hollow tube constructed from aluminium or carbon fibre - onto the top of which the seat sits. Variations available in standard format includes seatpost diameter, seatpost length, as well as the aforementioned materials, and finally the clamp type. Mcfk seat posts are optimum in terms of durability, comfort and weight. At present, hardly any post uses carbon as material more efficiently than these posts do.

One of the most important considerations when buying your next seatpost, is the diameter of the seat post - and how this diameter works with your bike frame. The diameter must fit the internal diameter of your frame - which is typically 27.2mm on a standard frame, or either 30.9mm or 31.6mm on an oversized frame.The clamp is of sufficient stability not to fail in excess load situations and the long seat support places less stress on the seat rail. delivery time refers to destination country Netherlands. to see the country-specific delivery time.