Can function as a freight pack or a day pack, and transforms to a meat hauler within seconds
Zippered attachment points compatible with Eberlestock duffels, drybags, and more
Adjustable ladder harness system makes customizing the fit quick and easy
Three built in horizontal compression straps for securing your gear
Full MOLLE webbing matrix covers main panel to attach scabbards, pouches, etc
Lightweight Intex II aluminum modular frame weighing only 4 lbs 5 oz. with Adjustable ladder harness system. Makes customizing the F1 Mainframe quick and easy
Full MOLLE webbing matrix across the main panel to attach scabbards, pouches, and other hunting and tactical accessories
Durable built-in horizontal compression straps for securing your gear or game. Both comfortable and versatile for hauling any man-portable load
Compatible with the following Eberlestock packs and duffels: Transformer, Little Big Top, Batwing Pouch, Spike Camp Duffel, Super Spike Camp Duffel, and J-Pack Dry Bag
Mainframe shaves off pounds while maintaining superior strength and comfort. Dozens of possible combinations allow for a complete system that lets you think less of what you are hauling and more on the next hunt.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 12.6 inch
Height : 5.2 inch
Length : 23.4 inch

Item Weight: 4.35 pounds (View shipping rates and policies)
Shipping Weight: 4.7 pounds (View shipping rates and policies)

ASIN : B00MWFJ96M

Product Description

EBERLESTOCK MAINFRAME BACKPACK If you want your pack to be ultra-lightultra-capableUltra-comfortableUltra-versatileHow about all of the above Eberlestock F1 Mainframe represents what is arguably the greatest innovation in modern pack making, the holy grail of a great modular pack system.It will haul any man-portable load with the same alacrity and a lot more comfort (and quiet) than a giant freighter frame.But unlike any other pack system, with this load bearing workhorse as a base, you can build a true ultra-light pack simply by adding one of our J2DB Dry Bags.Underlying this is the reality that you will have a great deal more capability than with any other ''lightweight'' system. Alternatively, combine it with one of our duffels, dry bags, or zip-on packs to build the style of pack that you need.With the Mainframe backpack you can build what the mission of the day calls for - so you can always have the right gear, right when you need it.PACK FEATURES - Intex ll aluminum frame - Zippered attachment points compatible with our duffels, drybags, and more - Full MOLLE webbing matrix covers main panel to attach scabbards, pouches, etc - Three built in horizontal compression straps for securing your gear - Adjustable ladder harness system. Makes customizing the fit quick and easy- Lifetime manufacturer''s