Benchmade Full Immunity Auto Knife Flat Dark Earth, Cobalt Black M4 Wharncliffe Blade 290BK-1

Benchmade Full Immunity Auto Folding Knife – Flat Dark Earth Aluminum w/ Cobalt Black M4 Wharncliffe Blade (SKU: 2900BK-1)

The Benchmade Full Immunity™ Auto 2900BK-1 is a compact, hard-use folding knife engineered for maximum performance in a minimal footprint. Designed to thrive in restrictive carry environments without sacrificing capability, it features a 2.49" Wharncliffe blade crafted from CPM M4 high-speed tool steel, hardened to 62–64 HRC for outstanding edge retention and cutting power. The Cobalt Black Cerakote® blade finish enhances durability while maintaining a low-profile tactical look. A Flat Dark Earth 6061-T6 anodized aluminum handle provides a solid, ergonomic grip, while Benchmade’s ambidextrous AXIS® Lock ensures smooth, secure one-handed operation. Finished with a reversible mini deep-carry pocket clip, the Full Immunity™ is built for discreet, everyday performance.

Specifications

• Model: Full Immunity™ Auto
• Model Number / SKU: 2900BK-1
• Knife Type: Auto Folding Knife
• Overall Length (Open): 5.94 in (15.09 cm)
• Closed Length: 3.46 in (8.79 cm)
• Blade Length: 2.49 in (6.32 cm)
• Blade Thickness: 0.09 in (2.29 mm)
• Blade Material: CPM M4 High-Speed Tool Steel
• Blade Hardness: 62–64 HRC
• Blade Style: Wharncliffe
• Blade Finish: Cerakote®
• Blade Color: Cobalt Black
• Lock Mechanism: AXIS® Lock
• Handle Material: 6061-T6 Anodized Aluminum
• Handle Color: Flat Dark Earth
• Handle Thickness: 0.5 in (12.7 mm)
• Pocket Clip: Reversible Tip-Up Mini Deep Carry
• Clip Color: Black
• Clip Finish: Black Oxide
• Hook Gap: No
• Product Box: Black
• Brand: Benchmade