Speedflow has a huge range of weld fittings to suit a variety of applications.
These AN male weld on's are manufactured from quality 6061-T6 aluminium and feature a Hex base with a recess to accept standard sized tube. For example -6 will accept a 3/8" tube, -8 1/2", -10 5/8, -12 3/4", -16 1". This allows the tube to sit inside the weld fitting for a much secure weld and nicer finish.
999-06-DH (-6 Male Hex Aluminium)
999-08-DH (-8 Male Hex Aluminium)
999-10-DH (-10 Male Hex Aluminium)
999-12-DH (-12 Male Hex Aluminium)
999-16-DH (-16 Male Hex Aluminium)