Efficiently designed for those that like to move fast and light.
The K4 3600 is an ideal pack system for ultralight adventures up to 3-4 days.
Total Internal Capacity
8" x 37" x 10.5"
Designed for simplicity, versatility, and efficiency.
Any Load. Any Time.
Roll-Top Access & Compression
Efficient Zip Access
Front Stretch Panel
Full-Length Side Pockets
Top-Entry Side Pockets
K4 Lid Included
Water Bladder & Wet Storage
Built for Bows. And Rifle Ready.
Lock-Down Every Load.
MADE IN THE USA
All of our Packs and Pack Accessories are built in our hometown of Boise, Idaho, USA. We only use the highest quality materials — such as MIL-SPEC 500d Cordura, YKK Zippers, and our custom-engineered carbon fiber frame stays.
|K4 2200||K4 3600||K4 5000||K4 7200|
|Weight: Bag Only||1lb, 10oz||2lb, 1oz||2lb, 6oz||2lb, 8oz|
|Weight: Bag + Frame||4lb, 9oz||5lb, 0oz||5lb, 5oz||5lb, 7oz|
|Weight: Bag + Frame + Lid||5lb, 1oz||5lb, 8oz||5lb, 13oz||5lb, 15oz|
|Capacity: Bag Only||2,192ci||3,620ci||5,010ci||7,180ci|
|Capacity: Bag + Lid||2,740ci||4,268ci||5,658ci||7,828ci|
|Dimensions: Expanded||7" x 25" x 10.5"||8" x 37" x 10.5"||9.5" x 39" x 10.5"||13" x 43" x 10.5"|
|Dimensions: Compressed||2" x 25" x 10.5"||2.5" x 25" x 10.5"||3" x 25" x 10.5"||3.5" x 25" x 10.5"|
Frequently Asked Questions
WHERE CAN I TRY A PACK?
WILL YOUR PACKS FIT ME?
Yes! With 4 frame height options and 5 hipbelt sizes, the K4 Frame included with all of our K4 Packs can fit just about anyone. FIND YOUR SIZE
DO YOU HAVE A WARRANTY?
Absolutely. Our lifetime guarantee covers defects in materials and workmanship for the lifetime of the product, for the original owner. OUR GUARANTEE
WHERE ARE YOUR PACKS MADE?
We build all of our K4 Packs & Accessories in Boise, ID, USA. We also source US-Made materials whenever possible. MATERIALS & PRODUCTION
HOW DO I _________ WITH A K4 PACK?
We have well over 20 "how to" videos that demonstrate just about everything you may want to know how to do. See all of the How-To Videos for K4 Pack Systems.
I STILL HAVE QUESTIONS — CAN YOU HELP ME?
As a small company, we pride ourselves on offering personal service, and we would love to help you out.
Everyone on our small team is involved with building, testing, and the use of our products for their personal hunts. WE ARE ALL EXPERTS ON OUR GEAR, AND WE ARE HERE TO HELP.
You can also explore more answers to common questions on our FULL FAQ PAGE.