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D'Addario Accessories CinchFit Acoustic Jack Lock (PW-AJL-01)

  • Based on 1,323 reviews
Condition: New
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Availability: Only 1 left in stock, order soon!
Fulfilled by Brook Mays

Arrives Sunday, Jun 21
Order within 17 hours and 42 minutes
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Style: Original


Features

  • Easily attach any strap to acoustic endpin jacks
  • Cinch-style clamp for quick application and removal
  • No strap modification required
  • Magnetic security clasps

Description

The D’Addario Acoustic Cinch Fit is the fast and easy way to attach your strap to acoustic guitars with endpin output jacks. Endpin jacks are notorious for creating hassles when applying and removing standard guitar straps, and usually require modification to the strap which results in a less-than- desirable fit. The acoustic cinch fit loops through the end of any instrument strap and its cinch clamping action allows easy Application and removal, utilizing the weight of the instrument to remain locked onto the endpin so your guitar is always held securely.

Brand Name: D'Addario


Item Weight: 0.02 Kilograms


Global Trade Identification Number: 11


UPC: 019954195311


Compatible Devices: Acoustic guitars with endpin output jacks


Manufacturer Part Number: PW-AJL-01


Style Number: PW-AJL-01


Manufacturer: D'Addario &Co. Inc


Manufacturer Warranty Description: Replaced if defective.


Unit Count: 1.0 Count


Item Type Name: CinchFit Acoustic Jack Lock, by D'Addario


Color: Original


Style Name: Original


Pattern: Solid


Item Dimensions: 3 x 0.25 x 9 inches


Material Type: Vinyl


Fastener Type: Cinch, Magnetic


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Jun 21

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Best answer I've found. 👍 Best answer I've found. 👍
Style: Original
This is an excellent answer for my needs. Acoustics with electric pick up end pin jacks are always too big around to fit a strap. The strap always twists out the end pin. I tried cutting the strap but you either make it too big or still too tight. This cinchfit solves that problem immediately and nicely. See video. I just got an Alverez AEG80CE Grand Auditorium and hated twisting this nice LR Baggs stage pro element pick up so I bought this cinchfit. Excellent! It definitely fits this pick up end pin!!! I also really like taking my strap off when I put it in my case/gig bag. I don't want the strap chaffing my lower bout sides so I've always added a microfiber cloth between strap and guitar, it's just a hassle and it grows old. But no more! This simple little cinchfit just worked perfectly from the start and I will buy another when I can for my Taylor. No more twisting the end pin and having to place a cloth between strap and guitar is very well justified, especially for the price. Sure beats the Luthier expense for repair or refinish. Fair delivery time and easily installs. Save your axe no matter what the value because it should always matter. Hope this helps you. ... show more
Reviewed in the United States on February 22, 2026 Reviewed in the United States on February 22, 2026 by BrotherWind

  • Very clever solution
Style: Original
This is such a clever solution to the problem of straps fitting around the output jacks of acoustic guitars with pickups. I previously used a knife or scissor to expand the opening of guitar straps, which worked but was still hard to squeeze on to the jack plus didn't feel as secure as I wanted. I considered the Acousti-Lok system but that requires using Schaller strap locks and sometimes doesn't fit well in hardshell cases, so I thought I'd give this a try first. Gotta say, it's so easy to use and remove, and it just works! ... show more
Reviewed in the United States on November 18, 2025 by BarryW

  • Works great for Gibson J45 with wide rear plug in strap nut Works great for Gibson J45 with wide rear plug in strap nut
Style: Original
I use this on my Gibson J45. The plug in jack is too wide for a regular stap to fit it. So I ordered this and now I can use what ever strap I want without worrying about it coming loose.
Reviewed in the United States on March 3, 2026 Reviewed in the United States on March 3, 2026 by Michael

  • Where have you been all my life?!?!
Style: Original
I'm a fan of lock-it straps but they don't fit over most of my guitars that have endpin jacks. I'm always uncomfortable that other straps that do fit over endpin jacks are gonna slip off, because they have. This thing makes me feel secure that my guitar is not gonna come loose from the strap. It gives me the "where have you been my whole life" vibe. Simple, but brilliant. It works! EDIT UPDATE : doesn't fit all in pen jacks ... show more
Reviewed in the United States on October 3, 2025 by PMAC

  • Incredible product!
Style: Original
Works perfectly to hold my strap well and over my jack/pickup. It DID loosen and fall off one time. Fortunately my guitar was in my lap. Added "Loctite" to the threads.
Reviewed in the United States on November 27, 2025 by adriansmessages

  • Works great with my Taylor PS14CE 2018!
Style: Taylor Guitars
After much reading I purchased the one for Taylor guitars and it works great on my Taylor PS14CE 2018 V Class model and doesn't scratch it (I wouldn't have it!) and doesn't get in the way of the 1/4 inch output on the expression system 2 either. It cinches up correctly around the jack pin like it should. It only comes with one cinch lock for just the end pin, if you have a problem with stability and the strap coming off at the top (I didn't with a new leather strap), then you would need to buy 2 so you can cinch lock the strap at the top but it might scratch the guitar up there and I would see about something else for strap lockage at the top. This paired with a great armless chair is essential if you would want to allow anyone to play your $9000 investment without damaging it. I highly recommend it for Taylor just make sure you buy the version for Taylor guitars if your end pin is stock and smaller than the ones on older Taylor models. If you have a custom electronics installed in your acoustic or older Taylor with full size end pin then you need to buy the standard version or use straps with straplocks on them. ... show more
Reviewed in the United States on March 18, 2019 by MA573RM1ND

  • Fits LR Baggs
Style: Original
I’m pleased with the Jack Lock device from D’Addario. It is reasonably priced and well made. It fits my end pin jack from LR Baggs, but it was a little loose so I added a small piece of painters tape inside the circle clamp ring to snug it up on the jack rim. It still rotates freely, but it is more solid and makes less noise that way. What would a man do without painters tape?? Anyway I’m happy with it. ... show more
Reviewed in the United States on October 29, 2025 by Donald

  • Rattles - not snug. Too bad - great idea!
Style: Original
I bought this for my tenor ukulele that I had a K+K ukulele pickup installed on. I love the idea of this CinchFit Jack Lock....but it does not fit snug, but rather loosely. This is nice, I guess, so it can move, but it rattles against the instrument and causes feedback. Too bad.
Reviewed in the United States on April 10, 2026 by Chillin'InAlaska

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