Genuine Barnes & Jones 1927 Cage Unit 1/2″ – 1-1/2″ Type A Diaphragm. Use new cover.
- Marsh Traps 1/2″ 1
- Marsh traps 1/2″ 1V Vertical
- Marsh Traps 1/2″ 21 & 21V
- Marsh Traps 1/2″ R-1
- Marsh Traps 1-1/4″ & 1-1/2″ 8
- Marsh Traps 3/4″ – 1″ 12
- Marsh Traps 1-1/4″ 508
- Marsh Traps 3/4″ – 1″ 512
- Marsh Traps 1/2″ & 3/4″ R1
