Germany
Adapter for normal air 300 bar (extended thread) - normal air 200bar (intended thread)
Thread adapter compressed air male thread to compressed air male thread. Double nipple with G5/8" male thread 300bar and sealing bottle according to the standard for compressed air valves EN-144 / DIN-477. The 300bar thread connections are 8mm longer than the 200bar threads. Double threaded nipple for connecting filling valves with G5/8" female thread.
Adapter for normal air to normal air, extended threads
Adapter for oxygen to normal air, extanded threads