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4 cm / 1.57 in Plastic Ladder Lock Strap Adjuster Buckle H009021

Versatile 4 cm / 1.57 in Plastic Ladder Lock for Adjustable Straps

Choosing the Right Ladder Lock Buckle for Your 40 mm Webbing

This 4 cm / 1.57 in plastic ladder lock strap adjuster buckle is used on bag straps, backpacks, school bags, sports bags, safety vests, field equipment, outdoor accessories and textile webbing systems where strap length adjustment is required.

The 4 cm / 1.57 in size group is suitable for approximately 40 mm webbing and straps. The plastic body offers a lightweight, practical and cost-effective adjustment point for light-to-medium textile applications.

Important: This is not a side-release buckle. It is a ladder lock buckle used for strap length adjustment. For locking open-and-close connections, choose a compatible side-release buckle.

Compatibility Warning: Always test with the real strap before production. Strap thickness, stiffness, weave density and surface smoothness can affect passage and grip.

0.22 USD
Ex Tax: 0.20 USD
  • Stock Quantity: 9999
  • Model: H009021

Available Options

This product has a minimum quantity of 100
Volume Pricing
Qty 1+ Each 1000+ 2500+
Price 0.22 USD 0.17 USD 0.16 USD
Save 19.99% 26.69%

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Product Information
Product Type Ladder Buckle
SIZE / DIMENSION
Size mm / Ligne 4 cm / 1,57''
Dimensions Band Usage: 40 mm / External Dimensions: 49 mm x 39 mm
MATERIAL
Material Plastic
Usage Area
Most Frequently Used Area The ladder hook vest adjustment hook is an excellent assistant, especially in areas where work safety and practicality are essential. It ensures that your vest and clothes fit perfectly, allowing you to wear them comfortably throughout the day. With its durable structure and practical design, it maintains high performance even with long-term use.

Where Is This 4 cm / 1.57 in Plastic Ladder Lock Used?

This plastic ladder lock strap adjuster is used to adjust strap length on bag straps, backpacks, school bags, sports bags, baby bags, safety vests, field equipment, outdoor gear, camping accessories and textile straps.

The webbing passes through the ladder lock and can be adjusted to the required length. It is useful when a strap must be shortened, extended or fitted to the user.

Size and Webbing Compatibility

The product belongs to the 4 cm / 1.57 in size group and is suitable for approximately 40 mm webbing and straps. It should be selected for bag, vest and textile strap systems that use this width group.

Important: This product is not intended for narrow 2.5 cm or 3 cm straps. Wider 5 cm strap systems should use a wider adjuster. Always match the adjuster size with the real webbing width.

Difference from a Side-Release Buckle

A side-release buckle is used for quick opening and closing. This product is a one-piece strap adjuster used to shorten or extend the strap. It does not provide a locking open-and-close connection.

Important: Do not use this product as a bag lock or side-release connector. It is designed for strap length adjustment only.

Technical Details

  • Size group: 4 cm / 1.57 in
  • Compatible webbing width: Approximately 40 mm / 1.57 in
  • Material: Plastic
  • Color options: Black, white, red, beige, green
  • Function: Strap length adjustment
  • Application area: Bags, backpacks, school bags, safety vests, outdoor gear and textile webbing systems

When Is a Plastic Ladder Lock a Good Choice?

Plastic ladder lock buckles are useful when low weight, simple construction and cost-effective production are important. They are commonly used on backpacks, school bags, sports bags, safety vests, field uniforms, outdoor accessories and light textile products.

For heavy loads, high pull force or industrial tension, metal adjusters or stronger hardware should be considered separately.

How to Test Strap Compatibility

Strap width is the first point to check. Strap thickness, stiffness, weave density and surface smoothness also affect how the strap passes through and holds in the ladder lock.

Application Warning: Always test with the real strap before production. Thick, stiff or slippery webbing may affect grip and adjustment performance.

Color Options

Black, white, red, beige and green options can be used across backpacks, school bags, sports accessories, safety vests, field gear and color-matched textile projects.

Important: Check color availability, strap match and minimum quantity conditions before production.

Common Questions Before Ordering

What strap width is this buckle suitable for?

It belongs to the 4 cm / 1.57 in size group and is suitable for approximately 40 mm webbing.

Is this a side-release buckle?

No. It is a ladder lock strap adjuster, not a side-release buckle.

Is it plastic?

Yes. This product is made of plastic.

What colors are available?

Black, white, red, beige and green options are available.

Can it be used on backpacks?

Yes. It can be used on backpack straps, school bags, sports bags and similar textile webbing systems when the strap width is compatible.

Can it be used on safety vests?

Yes. When the webbing width is compatible, it can be used on safety vests and field equipment.

Can it replace a side-release buckle?

No. It adjusts strap length only. A side-release buckle should be selected when the product needs an open-and-close locking function.

Can it be used with 5 cm webbing?

5 cm webbing should use a wider adjuster. This product is intended for the 4 cm width group.

When should a metal adjuster be selected instead?

Metal adjusters are better for heavier loads, higher pull force or products that require a premium metal appearance.

Dear Customer,

We aim to ensure you have the best experience with your order process. Please note that the prices listed apply to standard color options. If you prefer different colors, enamel finishes, or stone embellishments, a price adjustment will be made based on the cost of the additional materials.

The quoted price applies to the unit shown next to the product (package, gross, meter, or piece). For retail orders, please keep the following rules in mind:

  1. Piece Sales: If the product is sold by the piece and your order is for 500 pieces or less, we will ship from available stock colors. To access a wider range of options, we kindly ask that you meet the minimum quantity requirement listed on the product page.

  2. Package or Gross Sales: If the product is sold by package or gross, for 1 package or gross or less, we will also ship from available stock colors.

For both scenarios, our team will contact you via phone or other communication channels to confirm your color and quantity preferences.

For orders of 5000 pieces or more, we can apply your preferred custom color. Please note that there may be a delay of 3-4 business days for production, depending on the product type.

For large orders of 20,000 pieces or more, please contact us for special pricing.

If you’re interested in custom colors, enamel finishes, or stone-embellished products outside of our standard color options, please refer to the Special Coating Colors section or reach out to us directly.

For bulk orders, we offer customization with your company’s logo or tailored designs. Please contact us to discuss your unique needs.

Important Note: Due to lighting variations during photography, there may be slight differences in color between the product images and the actual product.

For international orders, DHL shipping fees will apply. Please contact us for details regarding shipping costs and further information.

Domestic Delivery

  • Your orders will be delivered by the shipping company on the estimated delivery date provided.
  • Shipping fees are determined based on agreements made with the shipping companies.
  • Orders placed before 3 PM will be dispatched on the same day.

Returns

  • You can return any purchased item, provided it meets our return policy criteria, within 15 days of the delivery date. Please note, the shipping cost for returns is the responsibility of the customer.
  • For more detailed information regarding delivery and returns, please visit our Frequently Asked Questions (FAQ) page.

International Shipping Information

We proudly offer worldwide shipping for our products.

Payment Methods:

  • We cater to both retail and wholesale customers. Prices are available in Turkish Lira (TRY), US Dollars (USD), and Euros (EUR).
  • Currently, we accept credit card payments for all international transactions.
  • Please note, failing to pay via credit card may delay your order processing, as we will need to receive payment and issue an invoice before shipping your order.

Shipping Costs:

  • Shipping fees are calculated in real-time using DHL’s international shipping calculator, based on your selected shipping method, location, and the weight of your order. You will be able to review the exact shipping costs after entering your personal information at checkout, before completing the purchase.

Customs and Duties:

  • Please be aware that customs duties and taxes may apply to your order, depending on your country’s regulations. Our system cannot calculate these charges.

Shipping Methods:

  • We offer Yurtiçi Cargo for domestic shipments within Turkey and DHL Express for international deliveries. If you are a business requiring additional options through DHL, please contact our Customer Service team for assistance.
  • DHL services may have country-specific weight and size restrictions, which our system may not always detect. We recommend keeping an eye on your email for updates regarding your order, especially for wholesale purchases.

Important Notes:

  • Ensure you select the appropriate shipping method for your location. If you are located outside the US or the European Union but choose shipping options meant for these regions, the correct shipping fees will be calculated and shown at checkout.
  • Once the order has been dispatched, E-Dugme.com is not responsible for any delays or losses related to international shipping.
  • While DHL Express will expedite your package to the nearest customs facility, we have no control over how long it will take for your package to reach you after leaving Turkey.

You can track your package using the DHL Tracking Code provided after shipping. Please note that if the package is not officially marked as lost or damaged according to your country’s postal regulations, we are unable to resend it. In such cases, we will initiate an insurance claim, and only after the claim is approved will the products be re-sent.


This revised version offers a clear, concise, and professional overview of both domestic and international shipping policies. Let me know if you'd like to make further adjustments or need any additional sections.