Lightly (only for 650 miles :D ) used Ruta Locura Yana trekking poles. 3.5 ounces each + 1.0 oz wrist straps with camera mount -> only 8 ounces for the pair! Originally $150 for the poles and $21 for the wrist straps with camera mount. I'd like $100 OBO for them! Pictures here. -N