- ProLock: pre-prepped/treated nipple threads with special compound - Hexhead (14g only) design for building/truing at nipple head, in addition to 4-sided flats at rim protrusion - Form-A design assures smooth fit and build - Cold forged nipple blank machined to DIN 79012 specs - 14mm overall length (2mm taller hex head for wrench interface, but protrusion through rim is the same as a 12mm DT nipple) - 2.0mm (14g) spoke thread interface with full run-through - Made in Switzerland
