【Closed Flow】 Closed flow, with shut-off valve inside, air only passed through when the air chuck is engaged with a tire valve.
【Heavy Duty】 Upgraded heavy duty brass air chuck make it easier locking onto stem valves - no air leakage ever since.
【Lock on Clip】 When use the air chuck to inflate a tire or measure pressure, please use the lock-on clip to secure the chuck to the valve stem for sealing.
【Fitment Type】 1/4" female NPT, compatible with most tire inflator, wheel pressure gauge and compressor. Straight chuck tip is suitable for all vehicles.
【Satisfaction guarantee】 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues.