Anarchy Outdoors Bolt Knob Grenade Style Aluminum Black ABK-GRN-BLK. For a unique look the Anarchy Outdoors Bolt Knob Grenade Style is the perfect accessory for your rifle. This anarchy outdoors grenade bolt knob is one of the most popular accessories we have and is quickly becoming one of our bestselling knobs. Being able to customize my AR for the way I want it is one of the best feelings. Being able to build my AR the way I want it is another. We have a huge variety of parts and attachments so we decided to make it easy for you to accessorize your weapon. The Anarchy Outdoors Bolt Knob Grenade Style is the perfect bolt knob for the Younger shooter that wants to make a bold statement. Specifications for Anarchy Outdoors Bolt Knob Grenade Style: Manufacturer: Anarchy Outdoors Condition: New Additional Features: Grenade Style Features of Anarchy Outdoors Bolt Knob Grenade Style Dimensions: 1.90" x 7/8" x 7/8"; Weight: 2 oz; All of our standard thread knobs will fit on the Christensen Arms Standard Rifles Package Contents: Anarchy Outdoors Bolt Knob Grenade Style Anarchy Outdoors ABK-GRN-BLK: Grenade Style Bolt Knob Aluminum Black