The perfect combination of beauty and protection, people entrust their very best wheels to Gorilla wheel locks. The wheel lock that set an industry standard. The original design that set the standard for wheel security, Gorilla Locks are the most advanced and unique locks on the market today. An external security pattern makes the Gorilla lock virtually impossible to remove without the matching key. Made from case hardened steel and chrome plated for lasting beauty, these locks are designed for unsurpassed securityFeatures Duplex Acorn Ultimate Wheel Lock Unique External Security Pattern Technology For Superior Protection Lock And Key Engage Precisely Made From Hardened Steel And Triple Chrome Plated For Beauty External Security Pattern Type - Lug Nut Lock Thread Size - 14x1.5 Seat Type - 60 Degree Conical Design - Acorn Duplex Overall Length - 2 in. Wrench Size - 13