PhotoBlack Diamond Equipment of Salt Lake City, Utah, is recalling about 3,100 Black Diamond Index Ascenders for climbing in the U.S. and Canada.


The Index Ascenders’ rivet holding the toothed cam can release, allowing the ascender to slide on the rope or become detached from the rope, posing a risk of injury or death to climbers from a fall.


No incidents or injuries have been reported


This recall involves Black Diamond brand Index Ascenders (left and right versions) used as rope clamps for rock climbing and mountaineering. The metal ascenders are orange, with a black and gray grip or silver with a black and gray grip.


Index Ascenders with a manufacturing code from 4356 to 6015 are included in the recall. The manufacturing code is located on the frame of the ascenders. “Black Diamond” is imprinted on both sides of the handle.


The acenders, manufactured in the U.S., were sold at Eastern Mountain Sports, Moosejaw Mountaineering, Outdoors Inc., REI, Sport Chalet, and other specialty outdoor stores nationwide and online at and and for about $80.


What to do


Consumers should immediately stop using the recalled ascenders and contact Black Diamond for instructions on inspecting and returning the product for a free replacement. Instructions for inspection are also available at Only those ascenders having an unformed rivet need to be returned for replacement.


Consumers may contact Black Diamond at 800-775-5552 from 8 a.m. to 5 p.m. (MT) Monday through Friday, email at or online a and click on “SAFETY NOTICES: Recall for Inspection” for more information.


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