Rike Knife Slip Joint Black Carbon Fiber. 16cm) closed. 3" (7.62cm) satin finish Bohler M390 stainless blade. Carbon fiber handle. Stainless bolster(s). Lanyard hole. Slip joint. Black nylon zippered storage case. Boxed. Specifications for Rike Knife Slip Joint Black Carbon Fiber: Manufacturer: Rike Knife Blade Length: 7.62 cm 3 in Closed Length: 10.2 in 4 in Blade Material: M390 Steel Serrated: Plain Handle Material: Carbon Fiber Blade Finish: Satin Package Contents: Rike Knife Slip Joint Black Carbon Fiber