Classic top loader suitable for backpacking and expeditions. No external zippers except in large top flap. Constructed from super strong Spectra fabrics. Side compression straps, crampon patch, 2 ice axe loops, 2 daisy chains, & 2 lg mesh side pockets. Very comfortable suspension system. For add’l info see:
http://www.gregorypacks.com/products/me ... alu-pro-70

Size medium: 4200 cu. in., 4lbs 15oz, torso length 18’ – 20”, waist belt 28” – 34”.
Used fewer than 25 days, no tears or abrasions. Excellent condition. Retails for $299. Will sell for $150 plus shipping. Let me know if you have any questions.