Cold forged and fully CNC-machined from several 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 backward compatible with existing Box forks and may work with forks from other manufacturers.
- 1 inch Box fork: XS, XE
- 1 to 1 1/8 inch Box fork: X2, XL
- 1 1/8 to 1.5 inch Box fork: X5
|Material||7075-T6 (post), 2014-T651 (base)|
|Extension||Maximum 230mm / Minimum 175mm|