Keychain o-ring holders

Alyways have a spare O-Ring with this must have mini set!

Never be left out of a great dive with this essential O-ring kit on a handy mini dive cylinder keychain. 

FEATURES

• Trident quality
• Contains 10 popular size rubber o-rings
• For your tank valve, hp and lp air hoses
• Brass pick for easy removal of old rings
• Comes complete with a mini metal tank
• A necessity for your next dive adventure
• Measures about 2 1/4" long
• Model #D637