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HomeGearBackpacks & PacksK4 5000 Pack System

Exo Mtn Gear

K4 5000 Pack System

Direct from the maker

Sold by the people who make it — no third-party seller in between.

Manufacturer list price (MSRP)

$699.99

Retailer prices change, so we show the manufacturer list price and link out for you to check the current price.

RidgeNote is reader-supported: if you buy through the retailer links below, we may earn an affiliate commission at no extra cost to you. As an Amazon Associate I earn from qualifying purchases.

  • Check current price at Exo Mtn Gear
Exo Mtn Gear K4 5000 Pack System
+ Add to my packSee what it does to your base weight in the pack calculator.

Product description

Source not recorded.

A perfect do-it-all hunting pack. The K4 5000 offers the space you need for a weeklong backcountry trip, but can compress down to a streamlined profile when only carrying the essentials. It features a lightweight carbon fiber frame, an integrated load shelf, and personalized fit for ultimate comfort. Made in the USA.

Specs

Brand
Exo Mtn Gear
Weight
2637 g · 93.0 oz

How it measures up

Against every one of the backpacks in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.

Weight
5.81 lb (2637 g)
Heaviest of 80 in the register
+180% vs the median 2.07 lb
Price
$699.99
Cheaper than 1% of 77 priced · #76 cheapest
+180% vs the median $249.95 · $7.53/oz (median $8.10/oz)

The lightest of the backpacks on record is Sea to Summit Ultra-Sil Daypack at 2.5 oz — 2565 g less and $650.04 less.

The cheapest is Gossamer Gear RikSak at $45.00 — $654.99 less and 2498 g lighter.

See every one of the backpacks, ranked →

Similar on this shelf

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68.0 oz · MSRP $671.00 · lighter · cheaper

Stone Glacier

Solo 3600

66.2 oz · MSRP $675.00 · lighter · cheaper

NEMO

Vantage 40L Overnight Travel Backpack

59.0 oz · MSRP $249.95 · lighter · cheaper

Related reading

Ranked

What Is the Lightest Backpacking Pack in 2026?

Backpacking packs ranked by maker-published weight: 39 models. Lightest: Gossamer Gear Murmur 36 Hyperlight Backpack (Aluula) at 7.9 oz. Median 2.65 lb.

Ranked

Which Ultralight Backpack Is Lightest in 2026?

Ultralight backpacks ranked by maker-published weight: 18 models. Lightest: Gossamer Gear Murmur 36 Hyperlight Backpack (Aluula) at 7.9 oz. Median 1.94 lb.

Ranked

What Is the Lightest Frameless Backpack in 2026?

Frameless backpacks ranked by maker-published weight: 6 models. Lightest: Gossamer Gear Murmur 36 Hyperlight Backpack (Aluula) at 7.9 oz. Median 1.28 lb.

View all guides →
Backpack size chart: what size pack for your trip, every pack by liters →How much should a backpacking pack weigh? Median weights by item →

Manufacturer list price (MSRP)

$699.99

Check current price at Exo Mtn Gear