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The Outdoor Rescue LLC

Zerk 40L Backpack by Mountainsmith

Zerk 40L Backpack by Mountainsmith

$131.97 USD
$131.97 USD
Shipping calculated at checkout.
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Free Returns
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Order processing takes 1–5 business days before dispatch. Estimated delivery to the United States and Canada is 5–10 business days after carrier dispatch, excluding processing time. Carrier and customs delays may occur. For other destinations, contact support@theoutdoorrescue.com before ordering.

Shipping Policy

📦 Returns

Request a return within 30 days after delivery. Eligible change-of-mind returns must be unused and in original condition and packaging, with proof of purchase. We provide free return shipping for eligible returns. Contact support@theoutdoorrescue.com for an RMA and the correct return address before sending items.

Return & Refund Policy

🛡️ Money Back Guarantee

Returns are typically inspected within 2–5 business days after receipt. Approved refunds are issued to the original payment method within 3–7 business days after approval. Bank posting times may vary. Eligibility conditions apply; statutory rights remain unaffected.

Full refund terms

Co-designed by Mountainsmith and Former Marine/renowned thru-hiker The Real Hiking Viking, the updated ZERK 40 pack stands alone as the ideal combination of lightweight durability, comfort, and accessibility.

Key Features

  • ✅ The Zerk contains modular features, like the compression straps and bungees, that increase the versatility of the pack on trail while allowing you to strip weight when minimalism is key.
  • ✅ It's an all-around, thought-through pack, providing features where you want them while allowing easy customization where you don't.
  • ✅ 1.5” removable hipbelt with Gatekeeper attachment hardware
  • ✅ Frameless with a removable interior frame sheet
  • ✅ Roll-top closure with opposing SR buckles for self-closing roll top or for side panel attachment with removable straps

Technical Specifications

Brand Mountainsmith
Equipment Type Backpacks
Volume 44L (with fully extended collar)
Internal volume 40L with roll-top compressed
Recommended maximum load capacity 30lbs | 14kg
Dimensions 12"L x 20"H x 9"D | 30.5cm x 51cm x 23cm
Color Darknight
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