Name: Sigma ProConnex Flex Fittings 3/8-in Flexible / Steel One-hole Strap 100 -Pack
Brand: Sigma ProConnex
SKU: 1000152715
Price: 13.98 USD
Availability: InStock
Rating: 4.8 (168 reviews)

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The Sigma ProConnex One-Hole Flex Straps are used to provide support for runs of AC, MC or FMC as required by the National electric code (NEC). these zinc-plated steel straps are suitable for use with aluminum or steel cable and conduit.

Supports runs of AC or MC
For aluminum or steel 14/2 - 12/2 AC and MC
Snap-on type for easy installation
Suitable for dry locations
Zinc-plated steel construction
Contractor pack includes 100 pieces per jar

General
Type	Strap	Sub Type	One-hole
Use Location	Indoor/Outdoor	Package Quantity	100
Material	Steel	Series Name	Flex Fittings
Package Contents	100 per box

Dimensions
Height (Inches)	0.5	Length (Inches)	1.25
Trade Size in Inches	3/8-in	Width (Inches)	0.5

Features
Corrosion Resistant	Yes	Weatherproof	No
Fire Resistant	No	Rust Resistant	Yes
Weather Resistant	No

Compatibility
Schedule 80 PVC Compatible	No	Flexible Metal Conduit Compatible	Yes
Schedule 40 PVC Compatible	No	Rigid Metal Conduit Compatible	No
Intermediate Metal Conduit Compatible	No	Galvanized Rigid Conduit Compatible	No
Electrical Metal Tubing Compatible	No	Liquid-tight Conduit Compatible	No

Certifications
CA Residents: Prop 65 Warning(s)	No	Safety Listing	Not safety listed

Warranty
Warranty	None

Miscellaneous
UNSPSC	39131700

Check out the Best Selling Conduit Fittings on Lowes.com

Review

4.8 out of 5

168 Reviews

2 Star

98% Recommend this product

Ratings may include incentivized customer reviews.

Read All Reviews

What Customers Are Saying

Customers overwhelmingly praise these clamps for reliable performance, ease of use, and excellent value. Most highlight their effectiveness securing MC cable, BX cable, and jacketed wire across residential and workshop applications. Reviewers consistently describe installation as straightforward and intuitive, with the screw-in design requiring minimal effort. Many appreciate the affordable price point and dependable functionality for both planned projects and unexpected needs. A few note sizing accuracy matters for optimal performance, though this isolated concern barely diminishes the strong overall satisfaction and recommendation.

Customer review summary generated by AI, including incentivized reviews.

168 Customer Reviews

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Would Recommend

Worked as expected

TCT2022September 15, 2026
Verified Purchaser

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Too small

Would Not Recommend

The 3/8 strap is too small for the 3/8 flexible metal conduit so I don't know how people are making this work. ??

sirfishalotSeptember 5, 2026
From Flex Fittings 3_SLASH_8-in Flexible _SLASH_ Steel One-hole Strap 10 -Pack

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Response from Sigma Team

Thank you for your feedback. We're sorry to hear you've had difficulty with the fit. The 3/8 in. Flex One-Hole Strap is designed for securing... Read More

Sigma TeamSeptember 9, 2026

SigmaElectricManufacturing

Accurate sizing. Easy to order online and pick up.

Would Recommend

Size was correct. Ordering for store pickup worked perfectly.

BreezeJuly 21, 2026
From Flex Fittings 3_SLASH_8-in Flexible _SLASH_ Steel One-hole Strap 10 -Pack Verified Purchaser

Was this Review Helpful ?

Worked very r y well

AndyJune 28, 2026
From Flex Fittings 3_SLASH_8-in Flexible _SLASH_ Steel One-hole Strap 10 -Pack Verified Purchaser

Was this Review Helpful ?

Good Price

Would Recommend

hooked boards to rebar when doing metal underpinning. A big pack was more economical than local hardware store.

GrammyJune 23, 2026
Verified Purchaser

Was this Review Helpful ?

This product will not rust causing another repair.

Would Recommend

Lightweight, durable but easy to use for installation. Cosmetically appealing!

June 22, 2026
From Flex Fittings 3_SLASH_8-in Flexible _SLASH_ Steel One-hole Strap 10 -Pack Verified Purchaser

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COMPARE PRODUCTS

		Name	Current Item Sigma ProConnexFlex Fittings 3/8-in Flexible / Steel One-hole Strap 100 -Pack
		Ratings	168
		Type	Strap
		Material	Steel
		Trade Size in Inches	3/8-in
Sigma ProConnexFlex Fittings 3/8-in Flexible / Die cast zinc AC/MC Connector 10 -Pack	Sigma ProConnexNM/SE Fittings 3/8-in Die cast zinc Clamp-on type service entrance Connector 100 -Pack	Sigma ProConnexFlex Fittings 3/8-in Flexible / Die cast zinc Snap-in Connector 25 -Pack	Sigma ProConnexEMT Fittings 1/2-in Electrical (EMT) / Zinc-plated steel One-hole Strap 100 -Pack	Sigma ProConnexFlex Fittings 3/8-in Flexible / Die cast zinc Combination Connector 100 -Pack	Sigma ProConnexFlex Fittings 3/8-in Flexible / Die cast zinc Set screw Connector 25 -Pack	Sigma ProConnexNM/SE Fittings 3/8-in Plastic Snap-in Connector 100 -Pack	Sigma ProConnexEMT Fittings 3/4-in Electrical (EMT) / Zinc-plated steel One-hole Strap 50 -Pack	Sigma ProConnexNM/SE Fittings 2-in Electrical (EMT) / Rigid / IMC / Aluminum Clamp-on type service entrance Cap
49	1286	47	502	133	40	403	499	84
Connector	Connector	Connector	Strap	Connector	Connector	Connector	Strap	Cap
Die cast zinc	Die cast zinc	Die cast zinc	Zinc-plated steel	Die cast zinc	Die cast zinc	Plastic	Zinc-plated steel	Aluminum
3/8-in	3/8-in	3/8-in	1/2-in	3/8-in	3/8-in	3/8-in	3/4-in	2-in