Zefal K-Traz U13 S Lock new in It’s stiff

It’s stiff

comfort and reduced rolling resistance

Adjustable entry and release tension settings

When running less than 45psi a single wrap of tape is necessary

The key to the Arundel Tri Clamp is the use of a “V-block” design with convex inside surfaces

Zefal K-Traz U13 S Lock new in It’s stiffThe K Traz U13 S is a U lock with a loop made from very high resistance steel. Compact and lightweight, this lock is easy to carry. Fitting to the bike is quick and easy using the mount frame (included) that can be used on any tube from 20 to 80 mm in diameter. Provided with 3 keys and the possibility to duplicate keys in case of loss. Features Powerful double locking system. High resistance against impacts and twists. Tensile and torsion strength.