This threaded bottom bracket technology is used in both carbon and duralumin frames. All DEMA frames using this technology feature a 68 mm wide bottom bracket housing with a BSA thread (1.370 x 24 tpi)

This technology offers the possibility to use heat processed 3D frame endings with interesting shapes. Their advantage, compared to milled endings, is the increased strength of the material.

An aluminum alloy containing Mg2S silicides as its main additive is referred to as Alloy 6061. Class 6000 alloys are highly workable, weldable, and machinable.

Všetky rúrky našich rámov sú na zákazku prispôsobené na základe pevnostných analýz a potrieb dizajnu celého bicykla.

Tvarovanie sedlových vzpier do tvaru písmena „S“ u rámov z hliníkových zliatin zvyšuje absorpciu vibrácii a tým zlepšuje komfort