STONE GLACIER R3 5900 + R3 FRAME PACK Photo Sold Out
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About the Product

The R3 5900 gives operators a highly versatile, lightweight pack that can execute light-and-fast, one-day missions in Bivy Mode or instantly extend into a multi-day pack capable of five+ days by deploying the expandable 2,500 cubic inch load shelf. Integrating the R3 Side Bags further extends the 5900s capabilities for extended missions that require more equipment or bulkier cold-weather gear.


  • Weight (on medium R3 Frame): 5 lbs. 11 oz
  • Capacity: 5900 cubic inches / 96 liters
  • Capacity with R3 Lid & Side Bags: 7400 cubic inches
  • Cubic inches in Bivy Mode: 4300
  • Fabric: 500D Cordura (bag), Xpac (load shelf)
  • Heavy duty YKK #10 Zipper
  • Heavy Duty 1" Duraflex military approved buckles and webbing
  • 150+ pound load rating
  • R3 lid-compatible
  • R3 Side Bag-compatible
  • Berry Compliant
  • Compatible with R3 Lid (included)
  • Top Velcro access for radio antenna and or comms cable
  • Two internal Velcro loop patches
  • Compatible with SG Camp Pocket, Swing Out Pocket, and other modular attach pockets
  • Side stretch pocket for quick external storage
  • Full top panel zip for access to main compartment
  • Top external zipped pocket
  • Belt attachment compatible
  • Hydration Compatible (Hydro Sleeve - Sold Separately)
  • Made in the USA
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