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howNOTtoHighline

howNOTtoHighline

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howNOTtoHighline posts

Break testing climbing belay device - Edelrid Megajul

Eric Mac - @ericmacccc donated the Edelrid Megajul belay device and we tried and tried to break it.  Ropes seem to break in the brake first.  These are on our SlackSnap chart samples 920-...

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Bolting the Lost Arrow Spire - New Fixe bolts for climbers and highliners

LEAVE LESS TRACE!  This is a story about how we can make less of an impact if we are going to make one.   We put a lot of thought into this project and were able to remove 20+ bolts ...

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We pulled SIDEWAYS on glue in bolts - you won’t believe what happens

We expected bolts to twist in the glue, break the bond and fail much lower than normal if we pulled sideways.  Well…….. Just watch.   Lots of stuff in the Bolting Bible and these...

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Big wall climbing aid hooks TESTED in slow motion

Arrrrr!  We tested hooks.  Aid climbing hooks.  I guess we can’t take granite for granite.  Some hooks broke, some wires broke, and the rock kept breaking.  These are on ...

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4 Slackline Pulleys compared with LineScale2 Dynamometers

Live life high... safely.  All the info is FREE at https://www.SLACKLINE.com/  4 different pulleys tested with low stret...

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Metolius TCU climbing cams pulled until failure - Great Slow Motion!

We pulled a set of TCU Climbing cams out of granite cracks and broke rocks, slings and wires.  Samples 938 to 949 on our Slacksnap chart is on our website and these slipped as low as 5.5kn and...

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Are glue in bolts dangerous if the hole is dirty?

Clean holes before installing glue in bolts!  We did break tests that contradict that but you should still do it.  Jim Titt’s article on glue in bolts 2020-07-22 13:31:00 +0000 UTC View Post

Busy Season!

Keeping you awesome Patrons in the loop!  Didn't post this last Saturday and won't do the next 3 Saturday's.  It has nothing to do with shear burnout and the MBS of my stamina!  haha...

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50 year old cave rope break tested in slow motion

 Hunter Campbell @camp_316 donated a nylon Goldline twisted rope that he pulled out of a cave and believes was installed in the cave in the early 60s or early 70s. Never saw sunlight or water....

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Tension slacklines without pulleys - INFINITY gear review

We pulled 3 slacklines with the new Infinity ratchet system from Spider Slacks and Slack Inov.  Wow, that’s a lot easier than pulleys but it struggles with fat webbings and fat loops.  ...

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Climbing cams pulled over an edge! Break tests in real rock

We pulled a set of TCU Climbing cams out of granite cracks and broke rocks, slings and wires.  Samples 931 to 937 on our Slacksnap chart is on our website and these broke between 7kn and 18kn ...

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Taping a segmented highline with Inov Splits

We tape 6x 50m pieces of webbing so we can rig a 275m highline at Elephant Rock.  We add soft thimbles designed by https://ak...

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Break testing climbing Cams

 We break test 6 very different climbing cams in the CamCrusher adapter for the SlackSnap machine.  Samples 910 to 919 on our Slacksnap chart is on our website and these broke between 8kn...

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IN LINE ROPE JUMPING OFF HIGHLINES - SWING OFF ANY BIG HIGHLINE

As long as your big highline is high enough, you can rope swing off any of them now.  You don’t need a rock off to the side for an exit.  In line rope swinging opens up all sorts of new...

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Amazon Chinese Knockoff Climbing Carabiners TESTED

 You asked, we finally did it!  We tested 3 of each amazon knock off carabiners. Xinda, Favofit, Ayamaya and Big Wall Traverse brands (@Sam_Moritz donated the Traverse biners).  Some...

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Climbing Quad Anchor break test with 240cm Black diamond dyneema sling

We built a full anchor and broke it, over and over again on our Bolt Buster concrete slab and then again on our slack snap machine.  I think I like quad anchors now!  Special surprise 103...

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New Highlines in Yosemite - Establishing Elephant Rock

No road closures, no bird closures, no hiking, no climbing.  Welcome to Elephant Rock! 30m & 50m and & 275m  Live life high... safely.  Its all free at www.slackline.com ...

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Shockloading Highlines is a Myth - more human testing

We used a climbing sling with a sliding x on 2 bolts, then eliminated one to shock load the anchor, while I was on the highline.  Making highlining dangerous again!  With Bobby Hutton and...

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How NOT to use cams for climbing trad gear - with break test!

 We give you lots of tips on how NOT to use cams and a few tips on how to do it.  We break our first cam break test at the end!  Live life high... safely.  All the info is FREE ...

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Bolt Buster ⅝” wedge highline bolts tested in sandstone

Terry Bolts or ⅝” zinc plated wedge bolts with chain were installed everywhere at the fruitbowl in moab utah before being replaced with glue in bolts.  Many highliners were curious how str...

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Climbing Quad Anchor break test with 6mm accessory cord

 We built a full quad anchor out of 6mm accessory cord that is only 6kn strong... and were getting 32kn.  SlackSnap chart on website.  Live life high... safely.  All the info is...

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Make an EASY Amsteel soft shackle with overhand knot - includes break tests!

 We love the button knot for our soft shackles but there is an easier way and it is just as strong.  Michael Melner shows you how to make the easy soft shackle with an overhand knot and w...

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Climbing Anchors from the Bolting Bible

 Here is the Climbing Anchor section from the Bolting Bible explaining in detail all the options for how you can configure climbing anchors.  Leave us comments or message us about how we ...

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Geometry is not a myth - how hang frames change forces on highline anchors

Brian Tuor said that our results in the crux monster episode (https://youtu.be/82UW2U1czqk) were not accurate bec...

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Black Diamond Magnetron Carabiner Break test - SlackSnap

Peter Hoburg donated RockLock magnetron carabiners to see if they broke higher than the similar RockLock Screw Gates… they did.  See why!  You can buy the magnetrons at  2020-05-16 13:31:00 +0000 UTC View Post

The Insanity Rope Swing in Moab Utah - Human testing!

Can someone hang onto 2 to 3kn?  We did human testing!  We also tested the forces when people jump swing.  Want to know how to haul people back up?  We cover that too.  Thi...

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California's longest highline broke in the wind!

Alonso Rodriguez and his team rigged California's longest highline to date at 600m long and after a few sends and a lot of stoke, the wind destroyed it.  Broken webbing, BFKs cut through, and ...

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Are climbing master points made with a girth hitch or clove hitch REDUNDANT???

Benjamin Schuldt donated some 60cm mammut contact slings (https://amzn.to/2W8PAm7) made out of dyneema, which is very slippery so wh...

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HUGE tree nets with Andy Lewis - Modern day tree forts

Tree forts are a thing of the past.  Tree nets only take some climbing rope and a TON of paracord and a TON of time!  Please don't fall out of trees!  I buy my paracord at 2020-05-02 15:53:56 +0000 UTC View Post

Two Sketchiest ways to tag a highline - with Sketchy Andy Lewis

Andy Lewis (@sketchyandylewis) is getting more responsible but sometimes he still does sketchy things.  Sylvan Christensen (@sylvanslacks) droned over a 1/8" or 3mm Technora 12 cord that Andy ...

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