Extrema Ratio Fulcrum C FH Fixed Blade Knife 4.25in N690 Stainless Tanto Blade Tan Forprene Handle. 5"; Blade: 4.25" l Bohler N690 Stainless l Standard Edge; Handle: Black; Other Info: Lanyard Hole l Full Tang. MIL-C-13924 burnished tanto blade. Forprene handle with glass breaker. Black molded sheath can be worn vertical horizontal or oblique. Single automatic pressure activated security lock. Boxed. Specifications for Extrema Ratio Fulcrum C FH 4.25in Fixed Blade Knife: Manufacturer: Extrema Ratio Overall Length: 9.5 in Blade Shape: Tanto Package Contents: Extrema Ratio Fulcrum C FH 4.25in Fixed Blade Knife Extrema Ratio 04.1000.0110/DW: Fulcrum C FH Fixed Blade Knife 4.25in N690 Stainless Tanto Blade Tan Forprene Handle