[Name] telescopic key chain
[Material] (shell) ABS engineering plastic + high strength steel wire
[Size] Shell diameter of about 3.5cm
[Net Weight] 24 grams
This type of telescopic keychain can be realized, the key is not separated, unlocked without the need to remove the key, pull out the rope can be unlocked after the steel wire automatically rebound, restore the maximum tensile steel wire stretching about 60 cm. It is recommended not to pull the rope after the rapid release will lead to lower life expectancy.