Mandatory Gear Avalanche transceiver (provided) Climbing harness (provided) Probe pole (provided) Ski / Snowboard backpack (provided) Small shovel (provided) Water bottle (no camelbacks, they freeze up). PNH sells Klean Kanteen water bottles for $30 Motorola Talkabout or BCA BC Link radio. Any talkabout radio will be fine. As long as the channels go up to 200. Amazon.com as great deals on these. You should be able to find radios for $30 (they come in a pack of 2). Please note, if you absolutely cannot find a radio, PNH has extras.
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