But that top strap on a Cochise is already basically a booster strap. Send a message via AIM to grskier Send a message via MSN to grskier. The new MSN, Your customizable collection of the best in news, sports, entertainment, money, weather, travel, health, and lifestyle, combined with Outlook. The pack comes with a “lidlock” strap on the front designed specifically to secure your bike helmet and still leave room for a lock in the front pouch. Organization.