M14 x 1.5, Radius 14, 17 Hex

Premium security locking wheel bolts with M14 × 1.5 thread and 14mm radius (ball) seat, designed for OEM Mercedes-Benz, BMW and Audi wheels that require anti-theft protection.

Each bolt features a dual-hex configuration, 17mm outer hex with an internal 19mm coded security pattern, compatible with factory wheel recesses while preventing unauthorised removal. 

Specifications

• Thread: M14 × 1.5
• Seat Type: 14mm radius (ball)
• Hex: 17mm outer / 19mm internal coded pattern
• Lengths: 28 / 35 / 40 / 45mm
• Material: Grade 10.9 carbon steel
• Finish: Black or chrome
• Security: Coded key required (one key supplied per set)

Dual-Hex Security Design

• 17mm Outer Hex: Fits OEM sockets; maintains factory appearance and recess fitment.
• 19mm Internal Security Pattern: Requires the supplied coded key for removal; deters wheel theft without altering the external profile of the bolt.

Thread & Length Options

• M14 × 1.5 European standard thread used across premium German vehicles. 
• Suitable for OEM wheels, aftermarket wheels and spacer applications.

Compatibility

Mercedes-Benz: C/E/S-Class, CLS, SL/SLK/SLC, ML/GLE/GLS (radius-seat wheels)
BMW: 3/5/7 Series, Z3/Z4, X-series (selected models)
Audi: A4/A6/A8, Q5/Q7 (radius-seat applications)

Important: Not all OEM wheels use radius seats. Aftermarket wheels typically require conical seats.