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Gregory Men's Optic 48

Save 25%
Original price $189.95
Current price $142.46


Achieving fluid motion takes more than counting ounces. The ultralight Optic 48 combines weight-saving design with exceptional fit and load management to give you a low base pack weight along with mileage-crushing efficiency. Comfortable carry and thoughtful trail features keep your head in the game so you stay ahead of your thru-hiking itinerary.

• AeroSpan suspension with EVAP moisture wicking shallow-depth ventilated back panel
• Ventilated, dual-density FocusForm shoulder harness and extra supportive hip belts with targeted comfort zones
• Leaf-Spring Lumbar pad for comfortable, energy-saving load transfer
• Ultra-light 7001 aluminum perimeter frame with Anti-barreling support
• Included custom fitted rain cover stows in the top pocket for quick access in unexpected showers
• Removable top zippered pocket to shed ounces and swap-in included ultra-light weather flap to stay protected (stows in top pocket)
• Sunglass QuickStow system on shoulder harness for quick, secure and scratch-free access to your shades without taking the pack off
• Quick access on-the-go water bottle stow access on both the right and Left sides
• Oversized, durable front stretch mesh pocket for quick access organization
• Dual zippered hip belt pockets provide secure, easy to access storage 
• Dual stretch mesh side pockets with Large capacity for bottles, camp sandals, trekking poles 
• Dual adjustable attachment loops and upper shock locks for trekking poles or ice axes
• Ultra-light V-Compression system on side and bottom of bags
• Lower side compression pass-through on side pocket for over/under option
• Gear attachment points on top pocket and main body


Laptop / Tablet Compatible No
Gear Capacity (L)
SM: 45
MD: 48
LG: 51
Gear Capacity (cu. in.)
SM: 2746
MD: 2929
LG: 3112
Product Dimension h x w x d
SM: 26 x 12.5 x 10.5
MD: 28 x 12.5 x 11.5
LG: 30 x 12.5 x 12
Weight (lbs)
SM: 2.39
MD: 2.47
LG: 2.62
Rain Cover Weight (lbs)
SM: .21
MD: .21
LG: .21
Stripped Weight (lbs)
SM: 2.28
MD: 2.37
LG: 2.51
100% Nylon
Sleeping Bag Compartment No
Internal Frame
Frame Materials
Frame Style
Perimeter wire
Max carry weight (lbs)
Suspension Technology
Hydration Compatible
Hydration Resevoir Included
Number of External Pockets
Compartment Access
Closure Type
Removable Daypack

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