Description of Benchmade 9051SBK AFO-II Knife New and Improved Push Button Lock is more than 30% Stronger than Previous Version Features: Larger Button Release and Increased Finger Guard Faster and Stronger Spring Mechanism Open Backspacer Design for Easy Maintenance New Steel Glass Breaker Blade Length: 3.56" Blade Thickness: 0.125" Blade Material: 154CM Stainless Steel Blade Hardness: 58-60HRC Blade Style: Utility Weight: 5.80oz. Clip: Tip Up, Reversible, Black Lock Mechanism: Push Button Automatic Overall Length: 8.51" Closed Length: 4.95" Sheath Material: Ballistic Nylon w/ Mlice Clip Class: Black ComboEdge® BK1 Coated 154CM Blade New & Improved Push Button Lock Larger Button with Increased Finger Guard Machined Black 6061-T6 Aluminum Handle Scales Reversible Black Clip Steel Glass Breaker Lanyard Hole