21 Inch Black Nylon Zip Ties 100 Pack - Strong UV Rated

In this review the reviewer finds the 21 in black nylon zip ties best for homeowners and technicians who need reliable, no-tool fastening for indoor and outdoor tasks. The single biggest reason to buy is their combination of a 50 lb / 222 N tensile rating and UV-stable material, which makes them suitable for direct sunlight and many utility applications while staying simple to install thanks to the built-in clip. These ties arrive in a 100 count pack and are presented as a practical, made-in-USA option for common cord management and light construction uses.

Key Features

• 100 count: Provides a generous supply for multiple projects so you can replace ties as needed without frequent repurchases.
• 50 lb tensile strength: Delivers strong holding power suitable for cable bundles, satellite and cable installations, and general household tasks.
• UV material: Rated for direct sunlight exposure so outdoors runs and rooftop cable routing are less likely to degrade quickly.
• Wide temperature range: Rated from -40 F to +185 F, making them usable in a wide variety of climates and seasonal conditions.
• No tool required: Built-in clip means quick, tool-free installation for fast work when time and convenience matter.
• Made in the USA: Manufactured domestically with a warranty, which can be important for buyers prioritizing origin and quality assurance.

Who It's For

These zip ties suit homeowners, electricians, satellite and cable installers, and hobbyists who need a dependable, UV-rated fastener for corraling cords, securing small hardware, or temporary fixes. The 21 in length and decent tensile strength make them versatile for bundling medium-sized cable groups and outdoor lines.

Those who need ultra-high strength ties for heavy structural loads or heavy industrial use should consider a higher-rated steel or specialized tie; similarly, buyers needing a variety of lengths in one pack may prefer mixed-size kits. This product is strongest as a straightforward, single-size solution for general-purpose cord management.

Pros & Cons

Pros

• Made in the USA with consistent construction and included manufacturer warranty for buyer reassurance.
• UV-rated nylon and -40 F to +185 F range allow reliable outdoor and seasonal use.
• Built-in clip eliminates the need for tools, speeding up installation on job sites and home projects.

Cons

• Some customers report inconsistent durability, with a portion finding ties break under light use, so quality may vary between batches.
• Single length only; buyers who want multiple sizes will need to purchase additional products.

Specifications

Count	100
Length	21 in
Tensile Strength	50 lb / 222 N
Temperature Range	-40 F to +185 F
UV Rating	Yes, direct sunlight rated
Country of Manufacture	USA

Our Verdict

For most homeowners and technicians the 21 in black nylon zip ties offer solid value: a 100 pack with UV-stable nylon, a robust 50 lb rating, and tool-free installation covers many everyday cable management and outdoor tasks. The product is a practical, cost-effective choice when you need consistent, made-in-USA fasteners, though those needing higher-rated strength or mixed lengths should look elsewhere.

Frequently Asked Questions

Are these suitable for outdoor use?
Yes. The ties use UV-rated material and are specified for direct sunlight exposure.

Do you need a tool to install them?
No. The built-in clip allows tool-free installation for quick fastening.

What is their tensile strength?
They are rated at about 50 lb / 222 N tensile strength, suitable for most cable and light hardware tasks.