Product overview Aluminum alloy wheel lock bolts designed to standard wheel fasteners and help protect wheels from theft while maintaining correct fit and wheel alignment. Precision M12x1.5 thread to match compatible BMW models listed below. Key benefits Theft deterrence: Unique wheel lock bolt design makes unauthorized wheel removal more difficult than with standard lug nuts. Correct fit: M12x1.5 thread matches specified wheel studs for direct replacement without modifications. Lightweight and durable: quality aluminum alloy keeps unsprung weight low while offering good resistance to corrosion and road wear. Secure seating: Precision machining ensures consistent torque seating and even clamp force to help maintain wheel alignment and balance. Clean appearance: Simple, lowprofile design preserves the wheel aesthetic without interfering with wheel covers or center caps. Specifications and compatibility Function: Wheel lock bolts, wheel screws, wheel nuts for alloy wheels. Thread size: M12 x 1.5. Material: Aluminum alloy. Compatible models: Designed for fitment on E30, E36, E46, and E81 model vehicles from model years 2003 to 2013. Performance and installation notes Install using the appropriate socket and torque wrench to the vehicle manufacturers torque specification. Designed to standard lug bolts with the same thread pitch; verify stud length and seat type before installation. Aluminum alloy construction reduces weight compared with steel bolts but should be checked periodically for tightness and absence of damage. Typical use scenarios Daily driver protection: factory lug bolts with wheel lock bolts to reduce the risk of wheel theft on a daily commuter parked in public areas. Wheel change at home or : Use during seasonal tire swaps or when fitting aftermarket alloy wheels that accept M12x1.5 fasteners. Show and maintenance vehicles: Maintain a clean visual profile while securing wheels during detailing, transport, or storage. What to verify before Confirm your vehicle model and model year fall within the listed compatibility range. Confirm wheel stud thread and seat type match M12x1.5 specification. If unsure about fit, consult a qualified installer or service manual to avoid mismatched hardware. This product offers a practical, lightweight replacement fastener solution for compatible vehicles where M12x1.5 wheel bolts are required.