Kidde - Mariner White 5 BC Pindicator

 
Specially designed for boating use. Corrosion resistant, white, seamless aluminum cylinder, durable valve body of DuPont Zytel, easy to operate handle and non-toxic extinguishing agent. (Mariner 5PWC has a pin gauge). 6 year warranty. Meets OSHA requirements. USCG approved with bracket.