SKU: 33081950031

Karver KJC15 Carbon Jammer - Rope Ø 6-11mm

Sale price$2817.00 Regular price$3130.00
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Description

Karver KJC15 Carbon Jammer - Rope Ø 6-11mmThe KJC15 is the carbon version of the legendary KJ 3 jaw high load ascender. Even though the aluminum version remains available, the KJC becomes the new standard. The secret of KJ blockers lies in 2 simple technical elements : a conical shape where the more you pull the more it gets stuck and the use of 3 jaws to distribute the load over 360 so as to never flatten or damage the ropes. Our blocker is no exception to the chore of cleaning but we have

The KJC15 is the carbon version of the legendary KJ 3-jaw high load ascender. Even though the aluminum version remains available, the KJC becomes the new standard.

The secret of KJ blockers lies in 2 simple technical elements : a conical shape where the more you pull the more it gets stuck and the use of 3 jaws to distribute the load over 360 ° so as to never flatten or damage the ropes. Our blocker is no exception to the chore of cleaning but we have thought of you : The ascender is in 2 parts which makes it possible to extract the ascender very quickly without having to disassemble its glued – screwed support. The result : an innovative and efficient ascender that does not let go and that does not damage the strings. 

Rope Ø 6-11mm 

– Innovation : 3 jaws surround the rope (instead of 2 on all other blockers on the market). The load is distributed on the rope and the sheath wears less.
– Innovation : The conical shape accentuates the hold of the rope. The more you pull, the more resistance there is.
– Design : The cone containing the locking mechanism can and installed without its foot in a reinforced “sock” installed in any location : deck, boom, mast, bowsprit,…
– Convenient : The KJ can be ordered with or without its stand
– Practical : The opening and closing (in the axis of the rope) can be controlled remotely by installing extensions. The ascender is installed as close as possible and limits the undesirable effects of the elasticity of the rope. It is very often found as a blocker on headsail tack.
– Ergonomics : The new KJC is now equipped with a jaw closure button on the upper part of the ascender.
– Performance : The rope does not slip. Very little recoil when blocking.
– Convenient : the ascender can be removed from the foot without tools. Maintenance and cleaning are easy. If necessary, the cone can be replaced very quickly.
– Performance : Extremely compact and light.
– Design : Online ordering allows the blocker to be installed in very small and even hidden locations.
– Performance : In the open position, the jaws open wide and offer very little resistance to the string
– Performance : The reduced wear of the sheath greatly limits string replacements. Investment in technical ropes is relevant
– Ergonomics : No constraint on the operations height (unlike a jammer that opens from the top : Each KJ can accommodate a wide range of diameters without affecting performance
– The KJ is also available without its foot (KJ CONE) in order to be installed in a laminated liner
– Aesthetics : KJ Carbon is also available with a thin layer of natural wood. It will thus fit perfectly into a teak deck.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 33081950031

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Amazon Customer
Battle Creek, US
★★★★★ 5
Dogs love these
Size: 2 Pound (Pack of 1)
My dogs love these. Kind of like a potato strip. A simple dried but slightly chewy strip. Will buy again.
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Reviewed in the United States on April 12, 2026
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James C Stringham
Cuba, US
★★★★★ 5
Best dog snack around.
These are my dog’s favorite snacks in the world. They are fresh, healthy, and the dog thinks she’s getting a naughty snack because they’re sweet! 😆
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Reviewed in the United States on May 6, 2026
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Dian B.
Birmingham, US
★★★★★ 5
Good treats
Dogs love these! We have Chihuahuas and have to cut these in half for them as a while one is too large.
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Reviewed in the United States on May 30, 2026
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Kiki
Waukegan, US
★★★★★ 5
Healthy, Slightly Soft/Chewy Treat!
VERY pleased to have found these! Wanted something to offer Mookie as a "special treat" (a step up from Milkbones, but NOT long-lasting) that was healthy and easily digestible. He wasn't sure what to make of them at first... they're fairly soft and a little chewy, and they just smell like FRESH sweet potatoes -- not any fake meat or seasoning. Once he started chewing, however, he got very excited about the new treat, and now when he hears the bag being handled/opened, he comes running and does his little happy dance! We'll be keeping these on hand because the quality and reasonable price - combined with the LACK of tummy distress and his enjoyment - make this a "go-to" special reward.
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Reviewed in the United States on January 4, 2026
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Dawn
Houston, US
★★★★★ 5
A Nutritional Treat!
My German Shepherd loves this so much, I sometimes use it as a training treat! Sweet Potato is beneficial to dogs. The only complaint I have is the size consistency from bag to bag.
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Reviewed in the United States on May 8, 2026

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