Sternum Strap

$7.8 ~~$12~~ In stock

Upgrade your pack with our adjustable Sternum Strap—whether you need a replacement or an extra for added support. A standard feature on our larger packs, this versatile strap is the perfect addition to the Stuff Pack or Summit Pack. Designed for comfort and security, it features adjustable 3/4" webbing, self-tensioning elastic, and a built-in whistle for safety. Stay comfortable, stay secure—wherever your adventure takes you!

Key Features

Universal fit is compatible with all Hyperlite packs.
Side-release buckles with built-in whistle.
Adjustable ¾" webbing ensures the right fit.

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When it ships

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

George E. ★★★★★ Sep 12, 2026

I grabbed this as a spare since the strap on my daypack went missing, and the adjustability is genuinely handy. It cinches down snug without any slipping once I've got it set.

Alexander ★★★★★ Sep 10, 2026

The sliding buckle clicks into place cleanly every time, and I love that it’s fully adjustable so I can fine-tune the height even while hiking. It’s a simple extra, but it’s taken all the bounce out of my shoulder straps.

Miles V. ★★★★★ Sep 8, 2026

Got this as a backup for when the original one wears out, and it clicks into place just as securely. The adjustability is spot-on, letting me position it exactly where it’s most comfortable across my chest. Really glad it’s the same quality as what came with the pack.