Box Stem Lock
The Box Stem Lock is Cold forged and fully CNC-machined from a number of high-strength aluminum alloys, new Box One™ Stem Locks offer peace of mind and a level of added protection against losing your front wheel and fork legs in the event of a broken steerer tube.
All new Box One™ Stem Locks are backwards compatible with existing Box forks and may work with forks from other manufacturers. This piece holds your stem and fork to your frame in style and ease.
Available in 1″ or 1 1/8″
We also have Answer, Profile Racing, Sinz and a few other brands.