---

• QC Lab: To Screamer or not to Screamer?

  This post comes direct from QA Manager Corey LaForge, who returned from a recent ascent of the Eiger Norwand with some questions about Yates Screamers that he promptly put to the test here in our lab. Lire la suite >

• QC LAB: Via Ferrata

  This month, KP and the crew discuss a via ferrata accident (NOT involving Black Diamond gear) that happened in Europe this summer, along with the ins and outs and proper use of via ferrata equipment. Lire la suite >

• QC Lab: Weakness of Nose-hooked Carabiners

  I've seen and/or heard of only a handful of carabiners that have broken in the field, and most have broken in the same way: nose hooked. The nose of the carabiner gets hung up on something. Lire la suite >

• QC lab : Quel est le noeud de rappel le plus solide ?

  Rappel knot choice (Double Fisherman's, Ring Bend or Euro Death/Overhand) has always been up for a large amount of debate. Lire la suite >

• QC Lab: Worn Anchors

  Over time cold shuts, leaver biners and chain links wear from countless lowers. Will these grooved-out anchors hold? Will the sharp edges trash your rope? Lire la suite >

• QC Lab—Re-slinging Camalots and C3s

  One of the most common questions we get at Black Diamond is regarding reslinging our Camalots, Camalot C3s and Camalot X4s. Gear doesn't last forever and eventually your cams will need to be reslung. Lire la suite >

• Tech Tip: Taper Trimming Your Skins

  Dialing in your new backcountry kit for the season? Straight from our design crew, this latest tech tip about taper trimming your skins will help make the uphill a little more enjoyable. Lire la suite >

• QC Lab: How Ice Screws Are Made

  Check out this QC Lab with KP and the crew as they tour you through our factory floor and show you firsthand how we manufacture ice screws. Lire la suite >

• QC Lab: The Electric Harness Acid Test

  This month, the Quality crew investigates a mysterious harness failure and dives into the effects of chemical contamination on climbing textiles. Lire la suite >

• QC LAB: Gear Doesn't Last Forever—Ice Tool Picks

  This month is first part of a series the QA engineers are doing on gear lifespan. Gear, no matter how well designed and constructed, doesn't last forever. First off, they'll focus on ice tool picks. Lire la suite >

• QC Lab: Girth Hitching a Stopper

  In this post, KP weighs in on a weird one, but curious nonetheless. What happens when you girth hitch a stopper to a bolt hanger? Lire la suite >

• QC Lab: How Sketchy Is a Sharp-Edged Carabiner?

  I've yanked a lot of worn, sharp-edged biners off of routes, and I've tested a lot of them. It's not the ultimate strength that makes me the most nervous; it's the risk of cutting a rope. Lire la suite >

• QC Lab: How strong are Himalayan fixed lines?

  Our QC Lab posts aim to answer some of climbing's most common gear-related questions. This month features fixed ropes from the Himalayas. Lire la suite >

• QC Lab: How strong is the Spinner Leash?

  In this post KP weighs in on the intended use and risks of using the Spinner Leash. Read below for more knowledge and insight from our Director of Global Quality. Lire la suite >

• QC LAB: OFF-AXIS AND TRI/QUAD-AXIAL LOADING

  Recently, Kelly Cordes emailed KP and the QC crew, posing a lengthy question about the dangers of off-axis loading while at the belay. Our lab answered the question and got inspired to do a few more tests along the way. Lire la suite >

• QC LAB: Remounting previously drilled skis

  Our QC Lab posts aim to answer some of climbing's most common gear-related questions. This month, KP and the crew tackle the issue of mounting a pair of skis that have been previously drilled. Lire la suite >