Anti Acid Disc Lock for Bike

Description

"Top Disc Lock" U-type lock applies to motorcycles, electric cars, bicycles household hardware, doors, and windows. Top Disc Lock U-lock shackle material super alloy steel (INDUSTRY steel) heat treated hardened, double nickel chrome surface using environmentally friendly technology, helpless, difficult under saws; main use of 1017 pipe joints, three times pulling molding, high hardness, good toughness, difficult to damage; the patent the lock cylinder selection of a zinc alloy, high hardness, failed to open, and the tensile strength of up to more than 2.5 tons, the safer is the key mining globally unique computer number, difficult to imitate, security!