LTWFITTING Brass 5/8" OD x 1/2" Male NPT Compression Connector Fitting(Pack of 5 ) Type: Male Compression connector Tube Size:5/8" OD Thread:1/2" Male NPT Package Content : 5 PCS(Include Nut And Ferrule) Materies: BRASS, Net Weight: 57g/PC Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.