LTWFITTING Brass Fitting Coupler 5/16" Hose Barb x 3/8" Female NPT Fuel Water Boat(Pack of 5) Type: FeMale X hose Barb Hose ID: 5/16" Thread:3/8" NPT Female Materies: BRASS Net Weigh : 27 g/pc Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.