DPAccessories LCS3L6HC-CH04LK4 Chrome Wheel Locks 12x1.5 Closed End Spline Tuner Locking Lug Nuts - Dual Hex Wheel Lock Set UPGRADED SECURITY FOR WHEELS & TIRES: Our unique key-to-lock combinations will help guard your wheels and tires against theft. Recommended installation is one locking lug nut per wheel. FITS: Aftermarket wheels requiring a conical 60 degree seat and small diameter lug like a spline/tuner style nut. Will not fit factory OEM wheels. SPECS: M12x1.5 thread - Closed End Spline Tuner Style Locking Lug Nuts - Conical 60 Degree Seat - 34.29mm long - 20.32mm wide REQUIRES: Unique security key with 19mm and 13/16" (21mm) hex for installation and removal. One (1) key included with this set. For replacement keys contact DP-Accessories with your original key number. INCLUDES: Four (4) chrome wheel locks and one (1) matching key.