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KStrong Adjustable Door Jamb/Window Anchor (ANSI)
KStrong Adjustable Door Jamb/Window Anchor (ANSI)

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Quick Overview:
- Manufactured from high-strength aluminum allow
- Opening Widths: 23.62"-49.21"
- Minimum breaking strength: 5000lbs
- Meets/Exceeds ANSI Z359.18-2017
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The KStrong® Door Jamb/Window Anchor is a versatile and portable fall protection anchor designed for quick and secure installation within door or window frames. Its innovative design works by compressing against the frame, effectively “jamming” itself between the two vertical sides, creating a strong and reliable anchor point without the need for permanent fixtures.
Constructed from high-strength aluminum alloy with an anodized finish, this anchor combines durability with lightweight portability, making it easy to carry and install on the go. It accommodates openings ranging from 23.62” (600 mm) to 49.21” (1250 mm), providing flexible use across a variety of door and window frame sizes.
With a minimum breaking strength of 5000 lbs. (2268 kg), the Door Jamb/Window Anchor meets or exceeds ANSI Z359.18-2017 standards, ensuring top-tier safety and performance for fall protection applications. Weighing just 12.47 lbs. (5657 gm), it balances strength with convenient transportability.
Ideal for confined spaces, temporary work sites, or any setting requiring rapid setup, the KStrong® Door Jamb/Window Anchor is a dependable solution to enhance worker safety by providing a secure, adjustable anchor point wherever it’s needed.
DESIGN:
• Door/window anchor is compressed against the door or window frame “jamming” itself between the two vertical sides.
• Made up of high strength aluminum alloy.
• Light weight & portable.
MINIMUM OPENING:
23.62” (600 mm)
MAXIMUM OPENING:
49.21” (1250 mm)
MATERIAL:
High strength aluminum alloy
FINISH:
Anodized
MINIMUM BREAKING STRENGTH:
5000 lbs. (2268 kg)
RELEVANT STANDARDS:
Meets or Exceeds ANSI Z359.18-2017
WEIGHT:
12.47 lbs. ± 0.53 lbs. (5657 gm ± 240 gm)
Frequently Asked Questions
see all faqsCan I order from outside of the US?
Absolutely, our solid relationships with freight agents, couriers, and international airlines make it easy.
You can easily order goods from LES USA for delivery outside of the United States. Our network of global logistics partners deliver to almost every corner of the planet. Buy online internationally or contact our export department for a quotation.
Did you know you can purchase Tax-Free if you are outside of the USA? See 'Can I use a Resale Certificate?'
When will I get my goods?
All of our product listings show an "Estimated Lead Time To Dispatch" and the delivery transit time is determined by the service you opt to select in the checkout.
Our aim is to deliver products throughout the United States fast and efficiently. Our website clearly displays "Estimated Lead Time To Dispatch" for every item, this is the time it takes to prepare the item for shipment. When you arrive at the 'Checkout' you are able to select the desired shipping service such as "Standard Ground Shipping 2-3 days".
If the product "Estimated Lead Time To Dispatch" is 2-3 days and you selected "Standard Ground Shipping 2-3 days" service you can expect that your order will be delivered within 4-6 days from the point of order.
For international orders, delivery times may differ, see our Shipping page
Can I use a resale certificate?
You can use a resale certificate when purchasing from LES USA.
We accept most re-sale certificates from customers who are genuinely purchasing the product with the intention to re-sell. Our team will perform the necessary reasonable due diligence required to confirm that the items will be resold.
When shipping outside of the United States sales tax can be refunded if you are able to provide us legitimate evidence that the goods have been exported outside of the USA, alternatively, we can avoid adding sales tax initially by having LES handle the export and shipping of the goods outside of the country.
Do I get a certificate with my item?
Yes, if applicable.
If applicable we will provide you with the necessary documentation/certification required for your products purchased from LES.
Can you price match or beat an existing quote?
We always do our very best!
When it comes to pricing LES strive to be competitive and this means that we will always offer a fair price. Should you find an item cheaper elsewhere prior to your purchase let our team know here and we will do our very best to do better.