Carabiner
Carabiners are allowed in carry-on and checked bags without restriction.
Carry-on
Allowed
Checked
Allowed
Carry-on details
Allowed. A carabiner, whether a simple keychain clip or a climbing-rated locking carabiner, has no blade and no restriction — it's screened like any other small metal item.
Checked-bag details
Allowed. No restriction in checked baggage.
FAQ
- Is a climbing carabiner treated differently than a keychain one?
- No — neither has a blade, so both are allowed in carry-on and checked bags without restriction.
Related items
Source: TSA — What Can I Bring? · Last verified: 2026-08-02
Final decision rests with the security officer at the checkpoint.