Microtech Amphibian Ram-Lok Black STD G-10 3.875in Folding Knife Black. 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 Closed Length: 5.375 in Blade Material: M390 Steel Serrated: Partial Knife Application: Folding Blade Overall Length: 9.25 in Blade Shape: Clip Point Handle Material: G10 Blade Finish: Black Blade Thickness: 0.167 in Lock Type: RAM-LOK Blade Grind: Hollow Opening Method: Manual Package Contents: Microtech Amphibian Ram-Lok Black Part Serrate G-10 3.875in Folding Knife Microtech 137RL-1FLGTBK: Amphibian Ram-Lok Black STD G-10 3.875in Folding Knife Black