Microtech Amphibian Ram-Lok Black P/S G-10 3.875in Folding Knife Tan. With the classic Microtech Amphibian blade style and the RAM-LOK bar lock this piece was designed to be simultaneously stylish and useful. The prototype models feature G10 or Carbon Fiber handles and are available for a very limited time. Specifications for Microtech Amphibian Ram-Lok Black Part Serrate G-10 3.875in Folding Knife: Manufacturer: Microtech Blade Length: 3.875 in Blade Material: M390 Steel Knife Application: Folding Blade Overall Length: 9.25 in Handle Material: G10 Blade Finish: Black Handle Color: Tan Package Contents: Microtech Amphibian Ram-Lok Black Part Serrate G-10 3.875in Folding Knife Microtech 137RL-2FLGTTA: Amphibian Ram-Lok Black P/S G-10 3.875in Folding Knife Tan