A chrome plated chestpiece with color combination tubings, plastic connector, binaural spring holders and plastic retaining ring.

Redefined version with added features like, patented straight chestpiece`s twin stem tubing connector for an optimum acoustical perception, uniquely design twister thread bells with key to facilitate

Redefined version with added features like, patented straight chestpiece`s twin stem tubing connector for an optimum acoustical perception, uniquely design twister thread bells with key to facilitate

Gold plated combination of Woodgrain`s Walnut or Maple, Jemstone`s Jade Green or Marble Gray and Silvertone finishes.

Gold plated combination of Woodgrain`s Walnut or Maple, Jemstone`s Jade Green or Marble Gray and Silvertone finishes.

Features chrome plated adult dual head chestpiece, ``Simplex`` binaural, molded PVC tubing with color coordinated plastic retaining and non chill rings. Suitable for 2 persons making simultaneous dia

Features chrome plated adult dual head chestpiece, ``Simplex`` binaural, molded PVC tubing with color coordinated plastic retaining and non chill rings. Suitable for 2 persons making simultaneous dia

Features chrome plated adult dual head chestpiece, ``Simplex`` binaural, molded PVC tubing with color coordinated plastic retaining and non chill rings. Suitable for 2 persons making simultaneous dia

An economy model features an easy to read 300mm. Hg. scale, durable clear tubing with dimension of 301.6mm. (Length) * 8.7mm. (Outside Diameter) * 3.0mm. (Inside Diameter) and lock device for the mer