Assertion: carabiner's spine | /r/CapableOf | block the petzl grigri
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Source sentences:
text: This beefy yet slick locker has a small "horn" on the outside of the spine that blocks braking assist devices, such as the Petzl GriGri or Trango Vergo from sliding off of the basket, where they are intended to stay to properly orient the forces of a potential fall.