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EZ-NECK Extension Sleeve

Longer loading sleeves that give your EZ-NECK more room for plates as your training progresses.

EZ-NECK Extension Sleeve: black threaded extension sleeve.
EZ-NECK Extension Sleeve: angled view of the threaded extension sleeve.
EZ-NECK Extension Sleeve: diagram showing an extended sleeve mounted on the neck trainer.
EZ-NECK Extension Sleeve: neck trainer loaded with stacked chrome plates.
EZ-NECK Extension Sleeve: front view of the extended sleeve on the neck trainer.
EZ-NECK Extension Sleeve: extension sleeve holding a thick chrome plate.
EZ-NECK Extension Sleeve: unloaded extension sleeve mounted on the neck trainer.
1 / 7
Model: PRO
  • Gain 57% more loading space
  • Make room for thicker plates
  • Upgrade your existing PRO or MAX
$17
In stock Estimated delivery in 3–5 business days to US

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Less than 0.5% of buyers use our money-back guarantee.
Free shipping $100+
100-dayRisk-free trial Rated Excellent4.7/5on Trustpilot
200,000+happy customerscustomers

A longer loading peg with 57% more loading space than the stock sleeve — room for thick plates, bumpers, or simply more weight before you run out of peg.

15 CM
Length
+57%
Loading Space
0.3 LB
Sleeve Weight
DROP-IN
Fit
Match it to your harness. The PRO sleeve fits the EZ-NECK PRO; the MAX sleeve fits the EZ-NECK MAX. Both take 2″ Olympic plates, including bumpers and rubber-coated. Not sure which harness you own? Email support@kensui.com and we’ll confirm before you order.
Kensui Promise
100 Days
Money Back No questions asked

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Your success
is guaranteed.

We want you to reach your fitness goals, enjoy your life, and feel healthy. The last thing we want is to create more stress — so if you decide this isn’t for you, we’ll give you a no-hassle, no-questions-asked 100% refund.

  • 100‑day risk-free trial
  • Full refund if not satisfied
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  • Warranty included

Trusted worldwide

200,000+

Athletes worldwide

Person performing a planche on outdoor bars while wearing a weighted vest.
John D.
CrossFit
Person flexing their arms while wearing EZ-VEST with a yellow plate.
Sarah M.
Calisthenics
Person pressing a loaded barbell in a home gym.
Eric B.
Powerlifting
Person wearing EZ-HELM with weight plates mounted on both sides.
Luke K.
Yoga
Person bench pressing with a multi-grip bar.
Tom B.
Powerlifting
Person flexing their arms while wearing EZ-VEST with a black plate.
Elias S.
MMA
Person performing a planche on wooden parallettes outdoors.
Alex P.
Calisthenics
Person flexing their arms while wearing EZ-VEST with a gold plate.
Nina L.
Swimming
200K+
Happy Athletes
4.9★
Average Rating
50+
Countries
99%
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