Update: Now $19.99. Ships in 3-5 days.
Amazon.com has Cold Steel GI Tanto Tactical Knife w/ Sheath (80PGTK ) for $20.26. Free shipping with Prime (free student accounts available) or if you spend $35 or more. Thanks Butcherboy
Note, this can be ordered now, but will be in stock on July 20, 2014.
Deal Editor's Note: This is a very popular and well-reviewed tactical knife on Amazon, it has 4.6 out of 5 stars based on over 600 reviews. It has a seven-inch tanto point blade and comes with a Secure-Ex sheath. It also features a 1055 carbon steel blade with hard spring temper, black rust-resistant finish, integral quillon guard and polypropylene handle scales. - Corwin