Benchmade Auto Immunity AXIS Lock Crater Blue Aluminum Black Wharncliffe Blade 2900BK

Benchmade Auto Immunity AXIS Lock – Crater Blue Aluminum / Black Wharncliffe Blade (SKU: 2900BK)

The Benchmade Auto Immunity 2900BK is a high-performance, mid-sized tactical/EDC folder built for speed, precision, and durability. Its Wharncliffe-style blade crafted from CPM M4 super steel ensures long-lasting edge retention, ideal for slicing, piercing, and detailed work. Designed for both right- and left-handed users, the knife features an automatic AXIS® lock opener for rapid one-handed deployment, paired with a Crossbar lock for secure use. The Crater Blue anodized aluminum handle provides a lightweight yet sturdy grip over steel liners, and a reversible tip-up deep-carry pocket clip ensures discreet, ergonomic carry. Compact, reliable, and USA-made, the Auto Immunity is ready for both tactical applications and everyday carry.

Specifications

• Brand: Benchmade
• Model: Auto Immunity
• Model Number / SKU: 2900BK
• Knife Type: Automatic Folding Knife
• Overall Length (Open): 5.95 in (15.1 cm)
• Blade Length: 2.49 in (6.32 cm)
• Cutting Edge: 2.24 in (5.69 cm)
• Blade Width: 0.88 in (2.24 cm)
• Blade Thickness: 0.09 in (2.29 mm)
• Blade Material: CPM M4 Super Steel
• Blade Hardness: 62–64 HRC
• Blade Style: Wharncliffe
• Blade Grind: Flat
• Blade Finish/Color: Black, Plain Edge
• Handle Material: Aluminum over steel liners
• Handle Color: Crater Blue
• Handle Length: 3.46 in (8.79 cm)
• Handle Width: 1.00 in (2.54 cm)
• Handle Thickness: 0.50 in (12.7 mm)
• Lock Mechanism: Crossbar Lock
• Opener: Automatic AXIS® Lock
• Pivot Type: Washers
• Pocket Clip: Tip-Up, Reversible, Deep Carry
• Weight: 2.29 oz (65 g)
• User: Right-Hand / Left-Hand
• Country of Origin: USA
• Best Use: Everyday Carry, Tactical