Quluxe Heavy Duty D Shape Chain Locking, M4 4MM Chain Quick Link Connector- Black (Pack of 6)

Size information: 44 x 20 x 4 mm /1.73 x 0.78 x 0.15 inches(L x W x H; Package Content: M4 6pcs x Chain Connector Keychain Buckle (Black)

Material: These chain quick links black are made of iron with black paint antirust process.

Easy to Use and Stable: Compact functional design makes it handy and easy to carry, wherever you want to go, you can use it everywhere.Heavy enough to hold items and easy to unlock and re-open

Practical Functions: These chain connector are very suitable for daily life. They can be fixed on backpacks, handbags or used as keychains

Caution: Avoid sharp objects. When using, the nut must be tightened to the maximum. It cannot be used for rock climbing.