Quick Connect Bulkhead Fitting - 8mm No Stop Pinit $7.66 Quantity discounts available QuantityPrice SKU: IG16132 Retail Price Quantity -+ Add to Cart Details Use these 8mm Quick Connect fittings for an easy way to quickly connect or disconnect your system's water supply line.Black bulkhead fitting means tha... Details Back DetailsUse these 8mm Quick Connect fittings for an easy way to quickly connect or disconnect your system's water supply line.Black bulkhead fitting means that the water will continue to pour out, if the bulkhead fitting is Blue, water will stop exiting the fitting.