- Ultra Comfortable
- Top & Back Access
- Gullwing Waistbelt with Pockets
- Rear and Side Mesh Pockets
- Adventure Racing Specific Features
The Advent Pro is an advanced and fully featured adventure race pack. Gregory’s patent pending Wraptor™ Stabilizer assures pack stability and comfort. Waistbelt has large pockets that wrap around to the front. Aero-Tech harness provides comfort with loads up to 25 pounds.
Sternum strap has 7 inches of adjustment up-and-down for greatest comfort.
The main compartment of the pack can be accessed from the top that has a drawcord closure, and the rear that has a zippered opening. The bottom portion of the pack has drainage ports. Inside the main compartment is a large hydration bladder sleeve.
Side mesh pockets are large enough for water bottles. The sides of the pack also have a compression system. The rear mesh pocket is large enough to carry a helmet and has a quick snap buckle to secure items. Two quick attachment points enable you to strap a mountaineering axe or trekking poles to the rear of the pack.
The lid has a large zippered pocket. Underneath the lid is a smaller pocket for items that need to be quickly accessed, this pocket has a velcro closure.
SM 33 L / 2065 ci, 2 lbs. 4 oz. / 1.0 kg
MD 37 L / 2200 ci, 2 lbs. 9 oz. / 1.2 kg
LG 39 L / 2425 ci, 2 lbs. 14 oz. / 1.3 kg
Ideal for adventure racing, peak bagging, light overnight trips, etc.
Size Small: torso length 16" to 17.5"
Size Medium: torso length 18" to 19.5"
Size Large: torso length 20" to 21.5"
Measure the length of your spine from C7 vertebra (the knobby bone at the base of your neck) to level with your iliac crest (the top of your hip bones).

Molded foam backpanel
Aero-Tech mesh harness and waistbelt
Wraptor™ stabilizer system
Top load with giant front access
Quickdraw compression system
Side stretch mesh pockets and front zippered pocket
Dual waistbelt pockets
Helmet pocket
Side lashing system
Integrated non-slip top pocket
Hydration sleeve and port
Bottom and top webbing compression
Pole and axe loops/lashing
Silicone coated G 30 fabric with 210d high tenacity nylon reinforcements