On long-distance trips like thru hikes, your physical weight can change enough to require a smaller belt size to achieve the desired fit. These are
Hyperlite Mountain Gear Unbound Pack & Tent Review
Extended, shortened and replacement hipbelts for Unbound 40 l and Unbound 55 l packs.
Hyperlite Mountain Gear Unbound Removable Hip Belt
Hyperlite Mountain Gear Unbound 55
Endeavor Removable Hip Belt – Solgaard
1 Removable Hip Belt – Nashville Pack and Equipment Company LLC
Hyperlite Mountain Gear Unbound 40
Ultralight Backpacking Gear by Hyperlite Mountain Gear
Hyperlite Mountain Gear Removable Hip Belt
Unbound 55L Ultralight Backpack - Hyperlite Mountain Gear
Unbound 55L Ultralight Backpack - Hyperlite Mountain Gear
Ultralight Backpacking Gear by Hyperlite Mountain Gear
Ultralight backpacks, Ultralight trekking (2)
業務用卸値 UNBOUND REMOVABLE HIP BELT