mankk 60PCS 1/4”OD Push to Connect Fittings Quick Connect Air Hose Fittings Quick Release Pneumatic Kit (15 Spliters,15 Elbows,15 Tee,15 Straight) for Air Line 1/4"Tube

mankk 60PCS 1/4”OD Push to Connect Fittings Quick Connect Air Hose Fittings Quick Release Pneumatic Kit (15 Spliters,15 Elbows,15 Tee,15 Straight) Air Line Fittings for 1/4"Tube M-137

CGELE 60Pcs Quick Connect Air Hose Fittings 5/32 1/4 5/16 3/8 1/2 inch Quick Release Pneumatic Push to Connect Fittings Kit Air Line Fittings for 5/32 1/4 5/16 3/8 1/2 inch Tube

CheeMuii 43 PCS Brass DOT Air Brake Line Fittings 1/4" 3/8" 1/2" Push to Connect Fittings Quick Connect & NPT Thread Tube Air Hose Fittings Repair Kit for Truck or Industrial Air System