DT Swiss Prolock Brass Nipples Black 2mm gauge - Pack of 6

An excellent option to consider when having wheels built if you use your wheels hard, or where total reliability is important.
Loctite Threadlock is used to prevent spokes from loosening, yet it will still allow spoke tension to be readjusted in the future.
The nipple flats are accurately machined to ensure a perfect fit with a nipple key.
Made from brass, with a black electroplated finish for extra surface hardness.
For long life, strength and hardness, DT nipples are chosen by the world's best wheel builders.
Suitable for 2 mm diameter spokes.
Measures 3.23mm (0.127") between the flats

Requires red spoke key