Ns bikes enigma roll mtb rimbuild your dream custom wheelset to tackle enduro trail or dirt jump events with this enigma roll mtb rim constructed from a special alloy blend exclusively for ns bikes this rim boasts a significant 15 increase in tensile strength over previous enigma series generation rims the sleeved joint has been bonded and pressed with epoxy to make it super tough and durable this enigma roll mtb rim comes with a generous 35mm rim width for improved handling and cornering