Assault 20L

Price range: 194.00 $ through 201.00 $

Tactical high quality assault daypack with low profile SOURCE WLPS 3L (100oz) hydration bladder. Smart cargo compartments layout on the inside, and MOLLE, buckles and straps on the outside for endless options to attach gear, tools and pouches.


Tactical 20L assault backpack with a low profile SOURCE WLPS 3L hydration bladder, designed by military gear experts with easily accessible compartments to facilitate smart packing. This 20L backpack with MOLLE webbing , outside buckles and straps allow attachment of pouches, tools, accessories and gear for any mission. High quality materials ensure protection of the stored gear, and durability against tear and abrasion even from rough usage.

For a backpack that mirrors those of the US army assault backpacks, designed by ex-military soldiers, this 20L tactical backpack with hydration bladder will support you on all your outdoor adventures. Available in 3 colors: black, multicam and coyote, with our bestseller being the black tactical backpack, the SOURCE assault 20L will not let you down.

Backpack Compartments

  • 18L main compartment.
  • Generous partitioned back compartment with zippered inside pocket and mesh pockets to store documents, pens, money, phone or a flashlight and to keep any small tools in place.
  • Insulated hydration compartment for the WLPS bladder with tube routing through left or right shoulder, drainage at the bottom, nylon elastic separation wall and sufficient flexible space to add a second bladder.
  • A flat zippered outside pocket holds a wallet, a phone, papers or any other essentials required available at all times.

Backpack Features

  • Contoured padded shoulder straps for high comfort.
  • Padded contoured back panel for comfort, support and ventilation.
  • 3D mesh on back and shoulder straps for enhanced ventilation and heat transfer.
  • Independent Suspension System with PP reinforced back panel keeps pack stable on the move.
  • Adjustable hip belt for additional stability and weight distribution.
  • Flexible sternum strap.
  • MOLLE webbing
  • Side and bottom compression straps keep gear compact, stable and close to the center of gravity and allow attachment of mats or tarps.
  • Velcro straps to attach tags and name tags.
  • Zipper Pulls on all zippers for easy handling in the dark or when using gloves.
  • D-Loops on the shoulder straps for the attachment of items.
  • 3 rows of MOLLE webbing on the back and sides of the backpack.

WLPS Low Profile Water Bladder

Includes SOURCE 3L WLPS low profile hydration bladder with tough 3 layer construction featuring Glass-like™; Taste-Free™ Grunge-Guard™ antimicrobial material.

  • Angled Valve: Turns 360 degrees for perfect valve/mouth orientation. It allows the tube to be 25cm shorter. This equals to less excess tube bouncing around on the chest!
  • The Quick Connector with an auto-seal allows you to remove the tube and valve without leakage, including when the bladder is full. This makes for easy attaching of filters and other accessories and ensures easy handling of inserting the bladder into and out of the backpack.
  • Hi-Flow Storm-Valve: The no-bite, push-pull valve with an integrated shut-off mechanism. Easy disassembly for cleaning. Can be exchanged easily with or Helix bite valve(sold separately).
  • Cool Weave Cover Tube: Insulates and blocks UV light. Water stays cool and inhibits bacteria growth from the first to the last sip.
  • Widepac wide opening slide closure for easy insertion of ice, cleaning and draining.
  • The dirt shield valve cover protects the mouthpiece from dirt.

SOURCE Hydration Technology & Materials

  • Taste-Free System: A co-extruded PE film retains pure liquid taste without plastic flavor; BPA and phthalate-free.
  • Glass-Like Film with Grunge-Guard additive inhibits bacteria growth
  • Care-Free: Clean by simply rinsing the system and hanging it open until dry (if used with water). No need for soap.
  • Widepac Closure: Patented slide closure for easy draining and cleaning; airtight seal.
  • Extreme Durability

    Built to withstand the harshest conditions in the field

  • Professional Grade

    Standard issue for security and military units worldwide

  • Research Driven

    Every product backed by years of scientific R&D

  • Trusted by pros

    Relied upon by professionals across 50+ countries.