Designed for outdoor users, Aegis AT features rapid assisted opening with SOG’s innovative ambidextrous AT-XR Lock with an ergonomic handle and grip pattern for comfortable use. Aegis AT is easy to carry, with a highly functional 3.1" cryogenically heat-treated D2 steel blade. Its powerful XR locking mechanism also features solid built-in blade locking safety and a spine-mounted safety system. The next evolution of the legendary Aegis. Smooth, yet textured for optimal grip, the handle is designed for comfort and confidence in outdoor conditions. Including a prominent lanyard loop that also acts as a hand-stop to mitigate slippage. AT-XR LOCK SOG's patented Assisted Technology (AT) XR Lock, delivers fast, one-handed open and solid lock-up once open. Reliable and powerful, able to withstand 1500 pounds of force, AT-XR Lock provides the ultimate built-in blade locking security when open and ensures it only opens when intended. SAFETY 2.0 SOG worked with users to develop an ambidextrous safety that is as easy as it is fast to use. Designed to be intuitive and utilize natural hand movements, it means you don’t have to break your grip to operate it. Once open, it locks in place due to a thumb backstop. Everything a safety should be. CRYO D2 STEEL BLADE A versatile high-carbon tool steel that is cryogenically heat-treated to SOG’s unique performance specifications. D2 provides the ideal combination of edge retention and durability for the long term.