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