Magnum Expandable Wheel Lock by RACK 'EM - RA-25K (keyed alike) Quick easy to use lock leaves your truck, trailer, etc. unable to roll. Highly visible lock instantly puts a kink in any thief's intentions Reversible: 12-15 on one side - 15 to 20 on the other side Fits most wheel types and sizes Purchase 2 or more and they will be Keyed alike - same Lock for all