Tactiles first Crossbar Lock mechanism was designed in collaboration with Richard Rogers. Now in Black DLC. Black DLC MagnaCut Blade Steel 63-64 HRC Blade Hardness Black DLC Grade 5 Ti Scales 3.5" Blade Length 4.7" Closed Length Stainless Liner Titanium Pocket Clip Custom Profiled Pivot and Pivot Collar All Titanium Turned Hardware OAL 8.18" Thickness 0.42" Blade Thickness 0.095" Weight 3.9oz Specs: Overall Length: 8.18" (208mm) Closed Length: 4.7" (119mm) Blade Length: 3.5" (89mm) Blade Thickness: 0.095" (2mm) Blade Steel: MagnaCut Blade Style: Drop Point Blade Finish: DLC Handle Material: Titanium Pocket Clip: Yes, right hand only, tip up Lock Type: Crossbar Lock Weight: 3.9oz Country of Origin: USA