Screw locking, watertight, equipped with rubber “O Ring”; fitted with ridge for easy opening (non flush). 20.201.00 Outer Ø mm – A145 Opening Ø mm – B100 Color White 20.202.00 Outer Ø mm – A170 Opening Ø mm – B127 Color White 20.203.00 Outer Ø mm – A206 Opening Ø mm – B155 Color White
