SR SUNTOUR SP12 NCX Suspension Seat Post for Mountain and City Bikes

The spring component features a coil with a preload regulator. The stroke length is 50mm. The diameter measures 27.2 X 350 / 400mm or 31.6X 350 / 400mm. The 31.6mm spring is a hard variant, while the 27.2mm spring is a soft variant.

The seat tube and seat post can be reduced in size using a reducing sleeve. The reducing sleeve can transform the smaller 27.2mm diameter into larger diameters of 28.6 / 30.1 / 30.4 / 30.8 / 31.6 / 33.9mm. The reducing sleeve has an inner diameter of 27.2mm and an outer diameter of the larger target size, allowing a thin 27.2mm seat tube to accommodate a thicker seat post.

The backward movement distance is 25mm. This product is suitable for mountain bikes, recreational vehicles, and hybrid bicycles.

The package includes 1 bicycle seat post. It has a travel distance of 50mm and is constructed with an alloy arm. This seat post is compatible with all racing, sport, and mountain bike models.

The suspension system utilizes a brass bushing parallelogram design. The preload of the internal coil spring can be adjusted.

The standpipe diameters available are 27.2 * 350/400mm or 31.6 * 350/400mm. Other models may be equipped with pipe sleeves to accommodate the desired diameter.

Please note that this seat post is only compatible with 7mm saddle rails and is recommended for riders weighing between 60-100kg.

In summary, this versatile bicycle seat post offers a range of size options, an adjustable suspension system, and compatibility with various bicycle categories, making it a suitable choice for performance-oriented riders.

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