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Reg. Price: $7.95
Our Price: $4.25
on orders of $45.00 or more.
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IST Quick Release Fin Buckle

The IST FB7 Replacement Quick Release Buckle Set for FS7 Fin Strap is a replacement part for the buckle used on IST FS7 fin straps.


  • Quick release fin buckle to be used in conjunction with FS7.
  • Constructed of sturdy, impact resistant plastic. Quick release mechanism opens with a simple squeeze, yet holds securely when closed.
  • Keep some spares in your save a dive kit to be ready for fin buckle emergencies.
  • Single buckle set, for use on one side of a single fin strap. Buy two to replace both buckles on one fin, buy four to replace both buckles on two fins.


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Question asked
on 2/4/2021
How large is the smaller hole on the back? I ordered your 4691D, but the hole is about 1-2 mm too big
Answer by chris
on 2/5/2021
Hi, Thanks for your question. The largest hole is 3/4" in diameter. Thanks Divemaster Chris 866-728-2293