DT Swiss prolock Brass Nipple

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, with an extra long 16 mm length to suit thicker rims