1/2" female to 3/4" female adapter，1/2" thread is about 18.8mm，3/4" inch thread about 24.8mm

Hose adapter，1/2" female thread is about 19.5mm，the hose is about 14mm

 1/8" L type quick connector                          L type 1/8" male thread+1/8" quick connect side

Elbow connector，suit for DN15AW,DN15CH series

long thread for （1”） to （3/4“）