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BLUM 21 Inch Undermount Drawer Slide. Soft Close, Full Extension, Concealed. Model 563F5330B 100 Lbs. Weight Capacity, for 3/4 inch Thick Drawers. Pair
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BLUM 21 Inch Undermount Drawer Slide. Soft Close, Full Extension, Concealed. Model 563F5330B 100 Lbs. Weight Capacity, for 3/4 inch Thick Drawers. Pair
The first time you open and close a fully loaded Blum-equipped drawer, you'll quickly realize that TANDEM is a runner system that is unmatched in quality, style and running action.
BLUM 21 Inch Undermount Drawer Slide. Soft Close, Full Extension, Concealed. Model 563F5330B 100 Lbs. Weight Capacity, for 3/4 inch Thick Drawers. Pair
Item #: 56305788

BLUM 21 Inch Undermount Drawer Slide. Soft Close, Full Extension, Concealed. Model 563F5330B 100 Lbs. Weight Capacity, for 3/4 inch Thick Drawers.

Item #: 56305788

MMK 203050

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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The first time you open and close a fully loaded Blum-equipped drawer, you'll quickly realize that TANDEM is a runner system that is unmatched in quality, style and running action.
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What Stands Out

Soft-Close Mechanism
Ensures gentle and quiet closure of drawers, preventing slamming and enhancing user experience in kitchens or living spaces.
High Weight Capacity
Supports up to 100 lbs, allowing for heavy storage options and versatility in various applications, from kitchen to garage.
Easy Installation
Designed for ¾ inch thick drawers, simplifying the installation process while providing reliable performance and durability.

Product Details

Shop for BLUM 21 Inch Undermount Drawer Slide at Ubuy Myanmar. Soft Close, Full Extension, Concealed. Model: 563F5330B. 100 Lbs. Weight Capacity. Ideal for 34 inch Thick Drawers. Order now!
Brand NameBlum
ManufacturerBlum
Number of Items2
Manufacturer Part Number563F5330B-SSlocking
Model Number563F5330B-SSlocking
Unit Count2.0 Count
Item Weight7 Pounds (3.18 kg)
Material TypeAlloy Steel
Item Dimensions L x W x Thickness21"L x 21"W x 0.75"Th (53.3 x 53.3 x 1.9 cm)
ColorOrange
Finish TypesZinc Plated
Mounting TypeUnder Mount
Maximum Weight Capacity100 Pounds (45.36 kg)
Drawer TypeUnder Mounted Slide
MaterialAlloy Steel
BrandBlum
Product Dimensions (L x W x H)21"L x 21"W x 0.75"Th (53.3 x 53.3 x 1.9 cm)
Finish TypeZinc Plated

Who Should Buy?

Suitable For
  • Quality Furniture Makers

    Ideal for professional woodworkers seeking high-quality, durable slides for custom furniture or cabinetry projects.

  • Home DIY Enthusiasts

    Perfect for homeowners wanting to upgrade their kitchen or bathroom drawers with smooth, soft-close functionality.

  • Heavy Load Storage

    Great for anyone needing strong hardware that can support heavy items in drawers, maximizing storage capacity.

Not Suitable For
  • Budget-Conscious Users

    May not suit those looking for lower-cost, basic drawer slides without the need for advanced features.

Product Description

BLUM 21 Inch Undermount Drawer Slide. Soft Close, Full Extension, Concealed. Model 563F5330B 100 Lbs. Weight Capacity, for 3/4 inch Thick Drawers. Pair

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the weight capacity of the BLUM 21 Inch Undermount Drawer Slide?

    Answer: The BLUM 21 Inch Undermount Drawer Slide has a weight capacity of 100 lbs. This means it can effectively support heavy drawers without compromising on performance or stability. This makes it ideal for various storage solutions, especially in kitchens and offices where heavier items like cutlery, tools, or files may be stored. The robust design ensures smooth gliding even under full load, providing both durability and efficiency.
  • Question: Does the BLUM drawer slide feature soft close functionality?

    Answer: Yes, the BLUM 21 Inch Undermount Drawer Slide comes with a soft close feature. This innovative mechanism allows the drawer to close gently and silently, preventing slamming and wear over time. With soft close functionality, you can enjoy a quieter environment, making it perfect for use in living rooms or bedrooms. This feature enhances user experience while also prolonging the lifespan of furniture by reducing sudden impacts during closure.
  • Question: Can these drawer slides be used for various drawer thicknesses?

    Answer: The BLUM 21 Inch Undermount Drawer Slide is specifically designed for drawers that are 34 inches thick. This compatibility ensures a perfect fit without requiring any adjustments during installation. Opting for the correct thickness is crucial for ensuring optimal functionality, as it allows for full extension and maximum weight capacity, enhancing usability in storage solutions. These slides are particularly great for custom cabinetry designed to accommodate heavier drawers.
  • Question: What are the dimensions required for installation?

    Answer: To install the BLUM 21 Inch Undermount Drawer Slide, you'll need to ensure the drawer box fits within the specified dimensions. Designed for 34 inch thick drawers, the installation requires appropriate cutouts in the cabinet to securely mount the slides. This precise fit is crucial for achieving the full extension feature, ensuring smoother operations. Accurate measurements before installation can help prevent unnecessary adjustments later on and improve the overall function of the drawer.
  • Question: Is the installation of these drawer slides complicated?

    Answer: Installing the BLUM 21 Inch Undermount Drawer Slide is straightforward, particularly for those with basic DIY skills. The product typically comes with comprehensive instructions, and the concealed design aids in a cleaner installation without visible hardware. While it’s possible for a novice to install, having a professional handle it might be beneficial, especially for custom cabinetry, ensuring everything aligns correctly for optimal performance. This enhances user experience by ensuring that the drawer operates smoothly.
  • Question: What makes BLUM a trusted brand for drawer slides?

    Answer: BLUM is renowned for producing high-quality hardware solutions, particularly in the furniture and cabinetry industry. Their commitment to innovation, sustainability, and performance sets them apart from competitors. The BLUM 21 Inch Undermount Drawer Slide, with features like soft close and full extension, reflects their dedication to creating products that enhance usability and workflow within home and office spaces. Their long-standing reputation ensures customers trust and rely on these slides for durability and efficiency.
  • Question: Are these drawer slides suitable for heavy items?

    Answer: Absolutely! The BLUM 21 Inch Undermount Drawer Slide is designed to handle a weight capacity of 100 lbs, making it ideal for storing heavier items such as kitchen appliances, tools, or office supplies. This weight capacity ensures that the slides Function optimally without warping or failing, providing a stable solution for various heavy-duty storage needs. The combination of full-extension and soft close features allows users to easily access these items while maintaining a quiet and efficient kitchen or workspace.
  • Question: Can I use these slides in existing cabinets?

    Answer: Yes, the BLUM 21 Inch Undermount Drawer Slide is compatible with existing cabinets as long as the drawers meet the required thickness of 34 inches. This makes it a great choice for upgrading older furniture or enhancing your current storage solutions without switching out entire cabinets. Retrofitting your cabinets with these modern slides can significantly improve their functionality, offer a smoother operation, and introduce the convenience of soft close features without the need for major renovations.
  • Question: What type of maintenance do these slides require?

    Answer: The BLUM 21 Inch Undermount Drawer Slides require minimal maintenance, thanks to their robust design and high-quality materials. Regularly checking the tracks for dust and debris can help maintain smooth operation. If the slides become sticky or noisy, cleaning them with a damp cloth can often resolve such issues. With this low maintenance requirement, these slides are an excellent choice for busy households or workplaces where efficiency is paramount and long-term performance is desired.
  • Question: Where can I buy the BLUM 21 Inch Undermount Drawer Slide?

    Answer: You can purchase the BLUM 21 Inch Undermount Drawer Slide on Ubuy. Ubuy offers a wide selection of quality products, including this specific model with features like soft close and full extension. With the convenience of online shopping, Ubuy allows you to easily find and order the drawer slides directly from your home. Their comprehensive service ensures that you receive your product promptly, making it a great option for any DIY or renovation projects.

Blum Drawer Slides 563F5330B-SSlocking Editorial Review

The product in question has received mixed reviews from customers. On the positive side, users appreciate the clear installation instructions and the quality Construction of the product. Many found the installation process straightforward and noted that the drawer slides worked effectively. However, some customers expressed dissatisfaction with the fact that the drawers and faces were raised about a 1/4 inch higher after installation. Additionally, a few customers felt that the product was overpriced despite its functionality. Overall, the product seems to be well-designed and functional, with clear instructions for installation. However, the issues with the elevation after installation and the cost may be factors for potential buyers to Consider.

Customer Reviews & Ratings

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Pros

  • Clear installation instructions
  • Well-made product
  • Effective drawer slides

Cons

  • Drawers and faces raised higher after installation

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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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MMK 203050

Order now and get it around Friday, August 14

QTY:

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Features & Benefits

  • Blum's TANDEM technology is of the highest quality in drawer runners.
  • Blumotion is a reliable and versatile soft-closing technology.
  • Supports up to 100 pounds of weight and provides full extension slides.
  • Concealed undermount construction ensures stability and support.
  • Can be installed in both panel or face frame cabinets.
  • Comes with a limited lifetime manufacturer warranty.

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