High quality brass coupler designed with a 1/4 in internal diameter which allows more air flow and can hold both 1/8 in ID and 1/4 in ID fittings from all popular brands including Milton, Parker and Amflo.
FEATURES
- Large 3/8 in inside diameter for optimal air flow
- Quick connect push-in locking mechanism
- Fits standard 1/4 in and 3/8 in fittings
