Pack weight: 14.5oz. Includes: MUV1 activated carbon fiber filter, MUV2 hollow fiber module filter, MUV3 nanalum module filter, pre-filter pre28 assembly, (5) pre-filter felt, out28 assembly, l pump, (3) hose adapter, hose (blue/clean water, 18''), hose (Gray/dirty water, 36''), Strainer/pre-filter, mouthpiece, water bottle, l water bottle tube, gravity bag kit (10L gravity dry bag, hose clamp, quick connects, and 36'' hose), hose clamp, bucket adapter. Boxed with hanging tab.