John Guest 3/8" OD x 1/4" NPTF Acetal Fixed Elbow - H2O Distributors
Uxcell G3/4 Male Thread Hex Tube Adaptor Hose Connector PVC Pipe Fitting White 4 Pack - Walmart.com
SP40+PP40 C type pneumatic connector self locking oxygen tube air compressor pump accessories tool male and female quick plug|pneumatic connector|tube airair tube connector - AliExpress
ELDON JAMES Male Elbow, 90 Degrees: PVDF, Barbed x MNPT, For 3/4 in Tube ID, 3/4 in Pipe Size, 5 PK - 1ZJK4|L12-12NK - Grainger
MALE CONNECTOR 5/8" tube x 1/2" pipe
Flare Tube Od 14mm X 1/2" Bsp Male Brass Flare Male Connector Tube Pneumatic Fitting With Short Flare Nut - Pipe Fittings - AliExpress
Pl 1/4 Quick Connect Air Fittings 2 Way Elbow 90 Degree Brass Air Connector 3/4 Thread Bsp Male Tube Fitting - Buy Quick Connect Air Fittings,90 Degree Brass Air Connector,Bsp Male Tube