60 PCS Car 304 Stainless Steel Lock Nuts Nylon Insert Locknut Kit M3-M10 Filter-GPS Accessories H type: H4

H type: H4

the long handle automatically bounces and cuts off the power supply

General Compatible with BMW:  MINI R50

Effective alarming detecting distance is 10m

60 PCS Car 304 Stainless Steel Lock Nuts Nylon Insert Locknut Kit M3-M10 Filter-GPS Accessories H type: H4Features: 1. These lock nuts are made from 304 stainless steel for durability and great corrosion resistance for outside use. 2. Nylon insert lock nuts have a undersized nylon washer that creates friction with the mating threads to prevent loosening. 3. There are total 6 different sizes of lock nut that you can choose for different bolts and use them in various situation. 4. They can prevent vibration from loosening a bolted joint, resist loosening