Hollis 221 DC-4 Balanced Scuba Regulator, DIN

Eligible for Free Standard Shipping on orders over $25

Customer reviews see below

• For cylinders fitted with a DIN valve only (for cylinders fitted with a standard yoke valve order adapter below)
• Nitrox compatible to 40% (the recreational limits of nitrox)
• Over-balanced first stage achieves superior performance by increasing your air flow the deeper you go
• Designed for extreme depths and cold water
• Pneumatically balanced second stage 
• Orthodontic mouthpiece to alleviate jaw fatigue by easing bite needed to hold regulator
• "Diver Adjustable" venturi to prevent unwanted free-flow
• FULL MANUFACTURER’S WARRANTY

UPGRADES:
Hollis 321 Balanced Scuba Octo Add $178.95

Options:  ORDER HERE Regulator Only Regulator with Octo

Ergonomic Supersoft Silicone Mouthpiece $9.95	Protective Regulator/Camera Plus Bag $19.95	DIN to Yoke Adapter $39.95