Marina using a @petzl Freino carabiner to help lowering with a Gri Gri on her Climbing Wall Instructor Assessment | By Beyond The Edge | Facebook
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Amazon.com : PETZL CORAX Climbing Kit - Climbing Package Containing CORAX Harness, GRIGRI Belay System With Assisted Blocking, and Sm'D Carabiner - Grey - Size 1 : Sports & Outdoors
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