Comparison : Item # 770HLB3/4X3/4, Brass Female Elbow, One-Lok® Tube Fitting 3/4” x Female NPT Thread 3/4”
Item # 770HLB3/4X1/2, Brass Female Elbow, One-Lok® Tube Fitting 3/4” x Female NPT Thread 1/2”
Item # 770HLB5/8X1/2, Brass Female Elbow, One-Lok® Tube Fitting 5/8” x Female NPT Thread 1/2”
Item # 770HLB5/8X3/8, Brass Female Elbow, One-Lok® Tube Fitting 5/8” x Female NPT Thread 3/8”
Item # 770HLB1/2X1/2, Brass Female Elbow, One-Lok® Tube Fitting 1/2” x Female NPT Thread 1/2”