Anodized aluminum chestpiece of diameter 46mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum chestpiece of diameter 38mm for Child, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum chestpiece matched non-chill ring of diameter 46mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum chestpiece matched non-chill ring of diameter 38mm for Child, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted.

Brass anodized chestpiece with black chrome coated, diameter 48mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing with inner spring in assorted colors.

Zinc alloy chestpiece with chrome plated, diameter 46mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Zinc alloy chestpiece with chrome plated, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum dual head chestpiece of diameter 46mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum dual head chestpiece of diameter 38mm for Child, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum dual head chestpiece with non-chill rings of diameter 46mm for adult, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Anodized aluminum dual head chestpiece with non-chill rings of diameter 38mm for child, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Zinc alloy chestpiece, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.

Zinc alloy chestpiece / horn chestpiece, chrome plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, come with Y-PVC tubing in assorted colors.

Zinc alloy with chrome plated, full rotatable and various color chestpiece, chrome-plated brass / aluminum / stainless steel binaural. Accessory kit includes: 2 Diaphragms, 2 pairs of eartips, 3 Bells. 22″ colorful and transparent latex free tube for choice.

Zinc alloy with gold-plated, full rotatable chestpiece, gold-plated brass / aluminum / stainless steel binaural. Accessory kit includes: 2 Diaphragms, 2 pairs of eartips, 3 Bells. 22″ colorful and transparent latex free tube for choice.

Zinc alloy with chrome plated and rotatable chestpiece, chrome-plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing with inner spring in assorted colors.

Zinc alloy with chrome plated and rotatable deluxe chestpiece, special designed double side diaphragm, chrome-plated brass / aluminum / stainless steel binaural, plastic or soft materials ear tips, and one Y-PVC tubing in assorted colors.