Jim Lux wrote:
> Larry Burke wrote:
>> I'm not aware of any self-locking. Only locking and non-locking. The locking
The ones on my fall arrest gear are self locking. They require you to
pull (bout 3/4") and twist (quarter turn) to open them against a
spring. When you let go they close and lock. (the sleeve you pulled and
turn slides back forward and rotates against a pin.
>> require the user to screw the locking sleeve mechanism into the mating
>> threads. Depending on the use, the non-locking are perfectly acceptable for
>> most tower work. Don't think I'd use them for rescue work, though. YCLMV
>> (Your Comfort Level May Vary).
>> - Larry
> I haven't bought any 'biners in a decade or so, but they used to have
> ones where the slot that the pin in the gate engaged with was L shaped.
> under load, the pin would drop into the L, preventing the gate from
> opening. Of course, if you took a really hard fall and permanently
> deformed the metal, you couldn't ever open it. Don't know if they still
> make them.
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