Some bike lock makers provide your own internal security rating for wizard. The only helpful, but the most secure key is tested using the standard key, including the seller of various types of vehicles, and the art can be used from 1 to 5. What does it mean? Here are the instructions for both the highest key security companies and the system rating: SOLD Safe founded in 1992 by Northumria and Essex police in England. Current brand is currently operated by Master Locksmith Locksmith, a group of trade not for profits. Using the Fourth level rating system, as a level of rating is belowww.s.dold: Bronze (lowest, safe against basic tool); Silver (midrange, secure an enhanced tool / specified attack); Gold (Second Best, with Special Sheeping / Intencym (Highest DX Cycling Cycle Cycle Cycle. This Firm Cycle is like Liten Literature and Hiplock D1000, All three directly on the brand site as well. If the doubt, you can go to the lowest security system that uses a bicycle companies, as well as the stole-storage companies, also suitable for the purposes of insurance); 4/5 (high security rating for motorcycles, motor stolen protection when traveling); 5/5 (high safety rating, sometimes required to celebrate a motor stored at home).