{"id":18734,"date":"2026-06-06T22:47:32","date_gmt":"2026-06-06T20:47:32","guid":{"rendered":"https:\/\/superligero.es\/en\/material\/sin%20categorizar\/arc-haul-ultra\/"},"modified":"2026-09-01T00:41:46","modified_gmt":"2026-08-31T22:41:46","slug":"arc-haul-ultra","status":"publish","type":"product","link":"https:\/\/superligero.es\/en\/material\/ultralight-backpacks\/arc-haul-ultra\/","title":{"rendered":"Arc Haul Ultra 50L"},"content":{"rendered":"

The Arc Haul Ultra 50 is made in Florida (United States) by Zpacks<\/a>. It is an ultralight backpack designed for hikers who want to keep weight very low without giving up a comfortable, ventilated frame.<\/p>\n

Its main difference compared to other ultralight backpacks is the Arc Frame system, which holds the pack away from your back to create an air gap that improves ventilation while hiking.<\/p>\n

\n

When to use it<\/h2>\n

The Arc Haul Ultra 50 makes sense for multi-day routes where you want a lightweight backpack but still need to carry enough food, water, or gear to remain reasonably self-sufficient.<\/p>\n

It is especially interesting for hikers who find packs that sit directly against the back uncomfortable and want better ventilation without having to switch to much heavier traditional backpacks.<\/p>\n

\n

Design<\/h2>\n

Its structure uses a curved carbon fiber frame that keeps the pack away from your back with a tensioned mesh panel. This helps reduce sweat buildup and improves load transfer to the hipbelt.<\/p>\n

The side pockets, oversized front pocket, and roll-top closure make it easy to organize your gear. In addition, the torso adjustment system allows the pack to fit different back lengths.<\/p>\n

\"Zpacks<\/p>\n

\n

Photo @angusgus<\/a>\u2800<\/p>\n<\/div>\n

\n

Made of Ultra 100X<\/h2>\n

The Arc Haul Ultra 50 is made from Ultra 100X fabric, a UHMWPE laminate developed to offer a very appealing combination of durability, waterproofness, and low weight.<\/p>\n

Sealed seams and the laminated fabric help protect the contents from rain and moisture. Even so, to fully protect a sleeping bag or spare clothing, it is still recommended to use an internal dry bag.<\/p>\n

\"Zpacks<\/p>\n

\n

Photo @joyy0924<\/a><\/p>\n<\/div>\n

\n

Specifications<\/h2>\n
    \n
  • Color: Storm Gray<\/strong><\/li>\n
  • Hipbelt: Same size as backpack.<\/strong><\/li>\n
  • Total volume: 50 L<\/li>\n
  • Main compartment: 37 L.<\/li>\n
  • Front pocket: 8 L.<\/li>\n
  • Side pockets: 2.5 L each.<\/li>\n
  • Recommended load: up to 18 kg.<\/li>\n
  • Curved carbon fiber frame.<\/li>\n
  • Ventilated back mesh.<\/li>\n
  • Ultra 100X fabric.<\/li>\n
  • Roll-top closure.<\/li>\n
  • Compatible with Zpacks modular accessories.<\/li>\n<\/ul>\n
    \n

    Size chart<\/h2>\n\n\n\n\n\n\n\n\n\n
    \n

    Dimensions<\/h4>\n<\/td>\n<\/tr>\n

    Total volume<\/td>\n50 L<\/td>\n<\/tr>\n
    Main compartment<\/td>\n37 L<\/td>\n<\/tr>\n
    Front pocket<\/td>\n8 L<\/td>\n<\/tr>\n
    Side pockets<\/td>\n2.5 L each<\/td>\n<\/tr>\n
    Maximum load<\/td>\n18 kg<\/td>\n<\/tr>\n
    Approx. weight size M<\/td>\n606 g<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    *Weight may vary depending on size, belt, and selected configuration.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

    Ultralight Zpacks Arc Haul Ultra 50 backpack with a curved carbon fiber frame and ventilated back panel. Combines comfort, ventilation, and high load-carrying capacity for long-distance hikes at a very low weight.<\/p>\n","protected":false},"featured_media":18849,"comment_status":"open","ping_status":"closed","template":"","meta":{"_trash_the_other_posts":false,"editor_notices":[]},"product_brand":[8474],"product_cat":[103],"product_tag":[],"class_list":["post-18734","product","type-product","status-publish","has-post-thumbnail","product_brand-zpacks","product_cat-ultralight-backpacks","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"\nZpacks Arc Haul Ultra 50 | Ultralight backpack<\/title>\n<meta name=\"description\" content=\"Zpacks Arc Haul Ultra 50 ultralight backpack with ventilated back, carbon frame and Ultra 100X fabric. 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