- Standard Design with Open Check Chuck.
- Plated for maximum corrosion protection.
- All extension chucks have 1/4" female NPT connection to be used on hoses with 1/4" male NPT fittings.
- When using an air check on a "live" air line for "non-gauged" inflation of a tire, a closed check air chuck is to be used.
- When using an in-line air gauge to control the air flow, use an open check air chuck.
Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm