Zerk 40 Pack
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Zerk 40 Pack
Tech Specs

Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.

Best UseBackpacking
Frame TypeFrameless
UltralightYes
Gear Capacity (L)40 liters
Gear Capacity (cu. in.)2,440 cubic inches
Weight1 lb. 14 oz.
Fits Torso Length (in.)16-19 inches
Fits Waist/Hips28-48 inches
Material(s)210-denier EXTREEMA recycled nylon ripstop (UHMPE); recycled 210-denier nylon SD oxford; nylon 100-denier x Span 840-denier stretch mesh
Number of Stays0
Reservoir CompatibleYes
Pack AccessTop
Number of Exterior Pockets9 + main compartment
Dimensions18.5 x 11.75 x 5.75 inches
GenderUnisex
Description

Moving fast with an ultralight load? Enjoy your time on the trail with the Mountainsmith Zerk 40 pack, which was designed with renowned thru-hiker and triple-crowner The Real Hiking Viking.

Features
  • Development with The Real Hiking Viking—including countless hours, a hundred beers and one giant beard—resulted in a pack that can withstand thousands of miles of use per year
  • Ultra-running inspired shoulder straps are extra wide and padded with EVA foam for comfort and stability
  • 4 large mesh front pockets on the shoulder straps (2 per side) offer easy access to small essentials
  • Adjustable sternum strap includes a safety whistle
  • 1.5 in. removable hipbelt is there when you want it, gone when you don't
  • Removable, laser-cut EVA Atilon framesheet on the interior allows for rigidity and airflow
  • Large main compartment holds up to 40 liters of gear
  • Roll-top closure with opposing side-release buckles gives you multiple closing options
  • Removable, over-top webbing straps with side-release buckles secure a sleeping pad, bear canister or other accessory
  • Side compression straps secure the load throughout the entire pack
  • Expansive mesh pocket on front hauls bulky gear
  • Large water-bottle and mesh stash pockets on the sides feature angled openings that let you easily remove and insert items while on the go
  • Front cord loops can be configured with included bungee cord
  • Front panel bungee attachment system
  • Reflective screen printing and cord loops for low light visibility