Boker Plus FRND Silver Button Lock Automatic Knife Grivory D2 Stonewash 01BO920. Brand: Boker Plus Type: Pocket Knives Overall Length: 7.87 in Blade Length: 3.35 in Blade Thickness: 0.10 in Weight: 2.61 oz Blade Material: D2 Handle Material: Grivory Opener: Push Button Opening: Automatic Lock Type: Button Lock Color: Black Item Number: 01BO920