Benchmade Auto Immunity Knife Collection

Auto Immunity | Crater Blue Aluminum | 2900BK

Engineered for restricted-blade environments, the Auto Immunity™ delivers uncompromised functionality in a discreet package. Its sub-2.5-inch CPM-M4 blade—finished in Cobalt Black Cerakote—maintains exceptional edge retention and strength despite its compact Wharncliffe geometry. The ambidextrous Auto AXIS mechanism enables swift deployment, while the included lanyard facilitates rapid pocket retrieval. Anodized Crater Blue aluminum scales and a reversible deep-carry clip complete a purpose-built tool that maximizes utility within spatial constraints. At just 2.37 oz, it's engineered for professionals.