Generic Brass Pipe 5-1/2" Long Nipple Fitting 1/2" Male NPT Air Water(Pack of 3) Type: Long Nipple Thread : 1/2" NPT Male Total length: 5-1/2" Materies: BRASS, Net Weight: 164g/pc Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.